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O. Reg. 368/17: VEHICLE WEIGHTS AND DIMENSIONS  FOR SAFE, PRODUCTIVE AND INFRASTRUCTUREFRIENDLY VEHICLES
filed September 29, 2017 under Highway Traffic Act, R.S.O. 1990, c. H.8
Skip to contentontario regulation 368/17
made under the
Highway Traffic Act
Made: September 27, 2017
Filed: September 29, 2017
Published on eLaws: September 29, 2017
Printed in The Ontario Gazette: October 14, 2017
Amending O. Reg. 413/05
(VEHICLE WEIGHTS AND DIMENSIONS  FOR SAFE, PRODUCTIVE AND INFRASTRUCTUREFRIENDLY VEHICLES)
1. Section 4 of Ontario Regulation 413/05 is amended by striking out “weight limit chart” and substituting “weight limit charts”.
2. Subsection 20 (2) of the Regulation is amended by striking out “weight limit chart” wherever it appears and substituting in each case “weight limit charts”.
3. The Weight Limit Chart in Schedule 1 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, B and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
Other axle maximums (lowest of A, B and C)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Other Tractor Axles and Trailer Axles: Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Tandem Axle by axle spread: 1.2 < 1.8m: 18,000 kg 1.8m or more (Single Tires): 18,000 kg 1.8m or more (Dual Tires):19,100 kg Tridem Axle – by axle spread: 2.4 < 3.0m: 21,300 kg 3.0 < 3.6m: 24,000 kg 3.6 to 3.7m: 26,000 kg 
Allowable Gross Vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. Until January 1, 2020, maximum weight in appropriate Vehicle Weight Table (115), if semitrailer Wheelbase (11) or Intervehicleunit Distance (13), as provided in Exceptions note, are less than the minimums specified in the Dimensional Limit Chart 
4. The Weight Limit Chart in Schedule 2 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front Axle Maximum (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other axle maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Tandem Drive Axle by axle spread: 1.2 < 1.8m: 18,000 kg 1.8m or more (Single Tires): 18,000 kg 1.8m or more (Dual Tires): 19,100 kg Trailer Axles: i. If tandem axle spread is 1.2 < 1.8m or there are single tires on any wheel of trailer: 1. selfsteer axle (load equalized): 9,000 kg 2. selfsteer axle (not load equalized): 7,500 kg 3. tandem axle (load equalized): 18,000 kg 4. tandem axle (not load equalized): 15,000 kg ii. If tandem axle spread is 1.8 to 2.8m and there are no single tires on any wheel of trailer: 1. selfsteer axle (load equalized): 9,550 kg 2. selfsteer axle (not load equalized): 8,000 kg 3. tandem axle (load equalized): 19,100 kg 4. tandem axle (not load equalized): 16,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lowest of i, ii and iii) 
i. actual weight on the front axle plus other axle maximums ii. maximum weight based on base length: < 13m: 46,000 kg 13m < 13.75m: 49,000 kg 13.75m < 14.5m: 51,000 kg 14.5m < 15m: 53,000 kg 15m or more: 55,000 kg iii. Until January 1, 2020, maximum weight in appropriate Vehicle Weight Table (915), if Semitrailer Wheelbase (11), as provided in Exceptions note, is less than the minimum specified in the Dimensional Limit Chart 
5. The Weight Limit Chart in Schedule 3 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTS
Front Axle Maximum (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other axle maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive Axle – by tandem axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg Trailer Axles – by tridem axle spread: i. tridem axle spread is 3.0 < 3.6m: 1. selfsteer axle (load equalized): 8,000 kg 2. selfsteer axle (not load equalized): 6,900 kg 3. tridem axle (load equalized): 24,000 kg 4. tridem axle (not load equalized): 20,700 kg ii. tridem axle spread is 3.6 to 3.7m: 1. selfsteer axle (load equalized): 8,500 kg 2. selfsteer axle (not load equalized): 7,400 kg 3. tridem axle (load equalized): 25,500 kg 4. tridem axle (not load equalized): 22,200 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lowest of i, ii and iii) 
i. actual weight on the front axle plus other axle maximums ii. Maximum weight based on base length: < 16.5: 54,000 kg 16.5m < 17.5m: 56,000 kg 17.5m < 18.25m: 58,000 kg 18.25m < 18.75m: 59,000 kg 18.75m < 19.25m: 60,000 kg 19.25m or more: 60,800 kg iii. Until January 1, 2020, maximum weight in appropriate Vehicle Weight Table (1622), if Semitrailer Wheelbase (11) or Intervehicleunit Distance (13), as provided in Exceptions note, are less than the minimums specified in the Dimensional Limit Chart 
6. The Weight Limit Chart in Schedule 4 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTS
Front Axle Maximum (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive Axle – By tandem axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg Trailer Axles: 1) selfsteer axle (load equalized): 7,500 kg 2) selfsteer axle (not load equalized): 6,600 kg 3) tridem axle (load equalized): 22,500 kg 4) tridem axle (not load equalized): 19,800 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. maximum weight based on base length and intervehicleunit distance: < 17.75m base length: 3.0m < 3.3m: 55,000 kg 3.3m < 3.6m: 56,000 kg 3.6m or more: 57,000 kg 17.75m < 18.50m base length: 3.0m < 3.3m: 57,500 kg 3.3m < 3.6m: 59,000 kg 3.6m or more: 59,500 kg 18.50m < 19.25m base length: 3.0m < 3.3m: 59,000 kg 3.3m < 3.6m: 60,500 kg 3.6m or more: 61,000kg 19.25m or more base length: 3.0m < 3.3m: 60,000 kg 3.3m < 3.6m: 62,000 kg 3.6m or more: 63,500 kg 
7. The Weight Limit Chart in Schedule 5 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTS
Front Axle Maximum (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive Axle – By tandem axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg Trailer Axles: 1. selfsteer axle (load equalized): 7,500 kg 2. selfsteer axle (not load equalized): 6,600 kg 3. tridem axle (load equalized): 22,500 kg 4. tridem axle (not load equalized): 19,800 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. maximum weight based on base length and intervehicleunit distance: < 17.75m base length: 3.2m < 3.3m: 55,000 kg 3.3m < 3.6m: 56,000 kg 3.6m or more: 57,000 kg 17.75m < 18.50m base length: 3.2m < 3.3m: 57,500 kg 3.3m < 3.6m: 59,000 kg 3.6m or more: 59,500 kg 18.50m < 19.25m base length: 3.2m < 3.3m: 59,000 kg 3.3m < 3.6m: 60,500 kg 3.6m or more: 61,000kg 19.25m or more base length: 3.2m < 3.3m: 60,000 kg 3.3m < 3.6m: 62,000 kg 3.6m or more: 63,500 kg 
8. The Weight Limit Chart in Schedule 6 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTS
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive axle – By tandem axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg Trailer Axles: 1. selfsteer axle (load equalized): 6,500 kg 2. selfsteer axle (not load equalized): 5,750 kg 3. quadruple axle (load equalized): 26,000 kg 4. quadruple axle (not load equalized): 23,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lowest of i, ii and iii) 
i. actual weight on the front axle plus other axle maximums ii. maximum weight based on base length: < 17.75m: 58,000 kg 17.75m < 18.25m: 59,000 kg 18.25m < 18.75m: 60,000 kg 18.75m < 19.25m: 61,500 kg 19.25m or more: 63,500 kg iii. 62,500 kg, if the base length is 19.25m or more and front axle weight is less than 6,000 kg 
9. The Weight Limit Chart in Schedule 7 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit type 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive Axle – By tandem axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg Trailer Axles: 1) selfsteer axle (load equalized): 6,500 kg 2) selfsteer axle (not load equalized): 5,750 kg 3) quadruple axle (load equalized): 26,000 kg 4) quadruple axle (not load equalized): 23,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lowest of i, ii and iii) 
i. actual weight on the front axle plus other axle maximums ii. maximum weight based on base length and intervehicleunit distance: < 17.75m base length: 3.0m < 3.3m: 55,000 kg 3.3m < 3.6m: 56,500 kg 3.6m or more: 57,000 kg 17.75m < 18.50m base length: 3.0m < 3.3m: 57,500 kg 3.3m < 3.6m: 59,000 kg 3.6m or more: 59,500 kg 18.50m < 19.25m base length: 3.0m < 3.3m: 59,000 kg 3.3m < 3.6m: 60,500 kg 3.6m or more: 61,000kg 19.25m or more base length: 3.0m < 3.3m: 60,500 kg 3.3m < 3.6m: 62,000 kg 3.6m or more: 63,500 kg iii. 62,500 kg, if the base length is 19.25m or more, the intervehicleunit distance is 3.6m or more, and front axle weight is less than 6,000 kg 
10. The Weight Limit Chart in Schedule 8 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive Axle – by tridem axle spread: 2.4 < 2.7m: 21,300 kg 2.7 to 2.8m: 22,000 kg Trailer Axles: Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Tandem axle – by axle spread: 1.2 < 1.8m: 18,000 kg 1.8m or more (Single Tires): 18,000 kg 1.8m or more (Dual Tires): 19,100 kg Tridem Axle – by axle spread: 2.4 < 3.0m: 21,300 kg 3.0 < 3.6m: 24,000 kg 3.6 to 3.7m: 26,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus other axle maximums 
11. The Weight Limit Chart in Schedule 9 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive Axle – by tridem axle spread: 2.4 < 2.7m: 21,300 kg 2.7 to 2.8m: 22,000 kg Trailer Axles: i. If tandem axle spread is 1.2 < 1.8m or there are single tires on any wheel of trailer: 1. selfsteer axle (load equalized): 9,000 kg 2. selfsteer axle (not load equalized): 7,500 kg 3. tandem axle (load equalized): 18,000 kg 4. tandem axle (not load equalized): 15,000 kg ii. If tandem axle spread is 1.8 to 2.8m and there are no single tires on any wheel of trailer: 1. selfsteer axle (load equalized): 9,550 kg 2. selfsteer axle (not load equalized): 8,000 kg 3. tandem axle (load equalized): 19,100 kg 4. tandem axle (not load equalized): 16,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. maximum weight based on base length: < 16.0m: 55,000 kg 16.0m < 16.75m: 56,500 kg 16.75m or more: 58,350 kg 
12. The Weight Limit Chart in Schedule 10 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive Axle – by tridem axle spread: 2.4 < 2.7m: 21,300 kg 2.7 to 2.8m: 22,000 kg Trailer Axles: – by tridem axle spread i. 3.0 < 3.6m 1. selfsteer axle (load equalized): 8,000 kg 2. selfsteer axle (not load equalized): 6,900 kg 3. tridem axle (load equalized): 24,000 kg 4. tridem axle (not load equalized): 20,700 kg ii. 3.6 to 3.7m 1. selfsteer axle (load equalized): 8,500 kg 2. selfsteer axle (not load equalized): 7,400 kg 3. tridem axle (load equalized): 25,500 kg 4. tridem axle (not load equalized): 22,200 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. 63,500 kg 
13. The Weight Limit Chart in Schedule 11 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Other Tractor Axles and Trailer Axles: Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Tandem Axle – by axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. 1. Until December 31, 2020, A. if long combination or one of its trailers was built after 2005, maximum weight based on number of axles: 5: 41,900 kg 6: 49,800 kg 7 or 8: 53,500 kg B. if not long combination and both trailers are built before 2006, AGVW is amount shown in appropriate Vehicle Weight Tables 3 to 29 2. After 2020, maximum weight based on number of axles: 5: 41,900 kg 6: 49,800 kg 7 or 8: 53,500 kg 
14. The Weight Limit Chart in Schedule 12 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Other Tractor and Trailer Axles: Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Tandem Axle – by axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg Tridem Axle – by axle spread 2.4 < 3.0m: 21,300 kg 3.0 to 3.1: 24,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. if a 7, 8 or 9axle combination, maximum weight based on number of axles and base length: 1. If 7axle combination: < 17.0: 56,500 kg 17<18m: 57,000 kg 18<19m: 58,500 kg 19m or more: 60,300 kg 2. If 8 or 9axle combination: < 19.0 : 61,000 kg 19.0<19.5m: 62,000 kg 19.5<20.5m: 63,000 kg 20.5m or more: 63,500 kg 
15. The Weight Limit Chart in Schedule 13 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Other Tractor and Trailer Axles: Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Tandem Axle – by axle spread 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. 1. Until December 31, 2020, A. if long combination or one of its trailers was built after 2005, maximum weight based on number of axles: 5: 41,900 kg 6: 49,800 kg 7: 54,600 kg 8: 58,500 kg B. if not long combination and both trailers are built before 2006, amount shown in appropriate Vehicle Weight Tables 3 to 29 2. After 2020, maximum weight based on number of axles: 5: 41,900 kg 6: 49,800 kg 7: 54,600 kg 8: 58,500 kg 
16. The Weight Limit Chart in Schedule 14 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Other Tractor Axles and Trailer Axles: Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Tandem Axle: 18,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus other axle maximums 
17. The Weight Limit Chart in Schedule 15 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Tractor Drive Axle – by tandem axle spread: 1.2 < 1.8m : 18,000 kg 1.8 to 1.85m (single tires): 18,000 kg 1.8 to 1.85m (dual tires): 19,100 kg Trailer: Tandem axle (load equalized): 16,000 kg Tandem axle (not load equalized): 14,000 kg Tridem axle (load equalized): 24,000 kg Tridem axle (not load equalized): 21,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 

Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. 62,000 kg if actual front axle weight is less than 6,000 kg 63,000 kg if actual front axle weight is 6,000 kg to less than 7,000 kg 63,500 kg if actual front axle weight is 7,000 kg or more 

18. The Weight Limit Chart in Schedule 16 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 9,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Tag Axle – 10 kg × combined tire widths in mm Tag Axle (vehicle manufactured before July 1, 2011) – 11 kg × combined tire widths in mm Drive Axle – 10 kg × combined tire widths in mm 
c) by axle unit description 
Single Drive Axle (Single Tires): 9,000 kg Single Drive Axle (Dual Tires): 10,000 kg Single Drive Axle (Dual Tires) on Urban Transit Bus not equipped with a tag axle: 11,400 kg Tag Axle (by Two Axle Group spacing) 1.2 < 1.3m : 6,300 kg 1.3 < 1.4m: 6,700 kg 1.4 < 1.5m: 7,000 kg 1.5 < 1.85m: 7,400 kg Tandem Drive Axle: 18,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus other axle maximums 
19. The Weight Limit Chart in Schedule 17 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 9,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Tag Axle: 10 kg × combined tire widths in mm Tag Axle (Vehicle built before July 1, 2011): 11 kg × combined tire widths in mm Drive Axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Single Drive Axle (Single Tires): 9,000 kg Single Drive Axle (Dual Tires): 10,000 kg Tag Axle (by Two Axle Group spacing) 1.2 < 1.3m: 6,300 kg 1.3 < 1.4m: 6,700 kg 1.4 < 1.5m: 7,000 kg 1.5 < 1.85m: 7,400 kg Tandem Drive Axle: 18,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus other axle maximums 
20. The Weight Limit Chart in Schedule 18 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 9,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by sum of tire widths 
10 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Single Drive Axle (Dual Tires) on Urban Transit Bus: 11,400 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus other axle maximums 
21. The Weight Limit Chart in Schedule 19 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 9,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Drive Axle: Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus other axle maximums 
22. The Weight Limit Chart in Schedule 20 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 9,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Tandem Drive Axle by axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.88m (Single tires): 18,000 kg 1.8 to 1.88m (Dual Tires): 19,100 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. maximum weight based on base length: < 4.5m: 25,000 kg 4.5m < 4.7m: 26,000 kg 4.7m < 4.9m: 27,000 kg 4.9m or more: 28,100 kg 
23. The Weight Limit Chart in Schedule 21 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 9,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Auxiliary axle: 11 kg × combined tire widths in mm Not auxiliary axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Auxiliary axle (loadequalized): 6,000 kg Auxiliary axle (not loadequalized): 4,500 kg Tandem drive axle (loadequalized): 18,000 kg Tandem drive axle (not loadequalized): 15,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus other axle maximums 
24. The Weight Limit Chart in Schedule 22 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 10,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Tandem Axle by axle spread: 1.2 < 1.6m: 17,000 kg 1.6 to 2.7m: 18,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Tandem Axle by axle spread: 1.2 < 1.8m : 18,000 kg 1.8 to 1.88m (Single Tires): 18,000 kg 1.8 to 1.88m (Dual Tires): 19,100 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. 32,000 kg if the truck is drawing a trailer or has an effective wheelbase of 5.3 < 6.0m 37,100 kg if the truck has an effective wheelbase of 6.0m or greater and is not drawing a trailer 
25. The Weight Limit Chart in Schedule 23 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 9,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
i. If tandem axle spread is 1.2 < 1.8m or there are single tires on any wheel: 1. selfsteer axle (load equalized): 9,000 kg 2. selfsteer axle (not load equalized): 7,500 kg 3. tandem drive axle (load equalized): 18,000 kg 4. tandem drive axle (not load equalized): 15,000 kg ii. If tandem axle spread is 1.8 to 1.88m and there are no single tires on any wheel: 1. selfsteer axle (load equalized): 9,550 kg 2. selfsteer axle (not load equalized): 8,000 kg 3. tandem drive axle (load equalized): 19,100 kg 4. tandem drive axle (not load equalized): 16,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus the other axle maximums 
26. The Weight Limit Chart in Schedule 24 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 9,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Tridem Axle by axle spread: 2.4 < 2.7m : 21,300 kg 2.7 to 2.8m: 22,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus the other axle maximums 
27. The Weight Limit Chart in Schedule 25 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 10,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Tandem Axle by axle spread: 1.2 < 1.6m: 17,000 kg 1.6 to 2.7m: 18,000 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Tridem Axle by axle spread 2.4 < 2.7m : 21,300 kg 2.7 to 2.8m: 22,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: 
actual weight on the front axle plus the other axle maximums 
28. The Weight Limit Chart in Schedule 26 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
truck weights
Feature 
Weight Limit 
Truck Weights 
Refer to appropriate Weight Limit Charts (Schedules 1925) 
trailer axle maximumS (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Tandem Axle by axle spread: 1.2 < 1.8m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg Tridem Axle by axle spread: 2.4 < 3.0m: 21,300 kg 3.0 < 3.6m: 24,000 kg 3.6 to 3.7m: 26,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. AGVW of Designated Truck plus trailer axle maximums ii. Until December 31, 2025, 1. if trailer is built before July, 2011, the weight in Vehicle Weight Table 30 2. if trailer is built after June, 2011, has a tridem axle, a wheelbase less than 8.75m and is drawn by Designated Truck 1, 37,350 kg 3. if neither 1 nor 2 applies, A. if trailer wheelbase is less than 8.75m, the weight in Vehicle Weight Table 31 B. if trailer wheelbase is 8.75m or greater, the weight in Vehicle Weight Table 30 After 2025, 1. if trailer has a tridem axle, a wheelbase less than 8.75m and is drawn by Designated Truck 1, 37,350 kg 2. if 1 does not apply, A. if trailer wheelbase is less than 8.75m, the weight in Vehicle Weight Table 31 B. if trailer wheelbase is 8.75m or greater, the weight in Vehicle Weight Table 30 
29. The Weight Limit Chart in Schedule 27 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
truck weights
Feature 
Weight Limit 
Truck Weights 
Refer to appropriate Weight Limit Charts (Schedules 2025) 
trailer axle maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified the sum of the maximum tire load ratings, 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
i. If tandem axle spread is 1.2 < 1.8m or there are single tires on any wheel: 1. selfsteer axle (load equalized): 9,000 kg 2. selfsteer axle (not load equalized): 7,500 kg 3. tandem axle (load equalized): 18,000 kg 4. tandem axle (not load equalized): 15,000 kg ii. If tandem axle spread is 1.8 to 1.85m and there are no single tires on any wheel: 1. selfsteer axle (load equalized): 9,550 kg 2. selfsteer axle (not load equalized): 8,000 kg 3. tandem axle (load equalized): 19,100 kg 4. tandem axle (not load equalized): 16,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. AGVW of Designated Truck plus trailer axle maximums ii. the maximum weight in Vehicle Weight Table 30 
30. The Weight Limit Chart in Schedule 28 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
truck weights
Feature 
Weight Limit 
Truck Weights 
Refer to appropriate Weight Limit Charts (Schedules 1925) 
trailer axle maximums (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR, if verified ii. If GAWR not verified, the sum of the maximum tire load ratings, as specified on the tire side walls. 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle (Single tires): 9,000 kg Single Axle (Dual tires): 9,100 kg Tandem Axle: 18,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. AGVW of Designated Truck plus trailer axle maximums ii. Until December 31, 2025, 1. if trailer is built before July 2011, the weight in Vehicle Weight Table 30 2. if trailer is built after June 2011 and A. trailer wheelbase is less than 7.25m, the weight in Vehicle Weight Table 31 B. trailer wheelbase is 7.25m or greater, the weight in Vehicle Weight Table 30 After 2025, 1. if trailer wheelbase is less than 7.25m, the weight in Vehicle Weight Table 31 2. if trailer wheelbase is 7.25m or greater, the weight in Vehicle Weight Table 30 
31. The Weight Limit Chart in Schedule 29 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
truck axle weights
Feature 
Weight Limit 
Truck Axle Weights 
Refer to Schedules 2025 for Designated Truck 
trailer axle maximums (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified) ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Selfsteer axle: 11 kg × combined tire widths in mm Not selfsteer axle: 10 kg × combined tire widths in mm 
c) by axle unit description 
Selfsteer axle (single tires): 9,000 kg Selfsteer axle (dual tires): 9,550 kg Tandem Axle – by axle spread: 1.2 < 1.8 m: 18,000 kg 1.8 to 1.85m (Single Tires): 18,000 kg 1.8 to 1.85m (Dual Tires): 19,100 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight : (lower of i and ii) 
i. AGVW of the Designated Truck plus trailer axle maximums ii. the weight in Vehicle Weight Table 30. 
32. The Weight Limit Chart in Schedule 30 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
truck weights
Feature 
Weight Limit 
Truck Weights 
Refer to appropriate Weight Limit Charts (Schedules 2025) 
trailer axle maximums (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings specified on tire side walls 
b) by tire width 
10 kg × combined tire widths in mm 
c) by axle unit description 
Tridem Axle by axle spread: 2.4 < 3.0m: 21,300 kg 3.0 < 3.6m: 24,000 kg 3.6 to 3.7m: 26,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. AGVW of Designated Truck plus the maximum allowable weights of all axles of trailer ii. Until December 31, 2025, 1. if trailer is drawn by Designated Truck 3, the weight in Vehicle Weight Table 31 2. if trailer is built before July 2011 and is drawn by a designated truck other than Designated Truck 3, the weight in Vehicle Weight Table 30 3. if neither 1 nor 2 applies, A. if trailer wheelbase is less than 8.75m, the weight in Vehicle Weight Table 31 B. if trailer wheelbase is 8.75m or greater, the weight in Vehicle Weight Table 30 After 2025, 1. if trailer is drawn by Designated Truck 3 or has wheelbase less than 8.75m, the weight in Vehicle Weight Table 31 2. if trailer is not drawn by Designated Truck 3 and has wheelbase of 8.75m or greater, the weight in Vehicle Weight Table 30 
33. The Weight Limit Chart in Schedule 31 to the Regulation is revoked and the following substituted:
WEIGHT LIMIT CHARTs
Front axle maximum (lowest of A, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the lower of: 1. 5,000 kg, and 2. the sum of the maximum tire load ratings 
b) by tire width 
11 kg × combined tire widths in mm 
c) by axle unit description 
Single Axle: 7,700 kg 
other Axle Maximums (lowest of a, b and c)
Feature 
Weight Limit 
a) by manufacturer’s axle rating or default 
i. GAWR (if verified), or ii. If GAWR not verified, the sum of the maximum tire load ratings 
b) by tire width 
Front axle (towed vehicle) 11 kg × combined tire widths in mm Not front axle (lead or towed vehicle) 10 kg × combined tire widths in mm 
c) by axle unit description 
Lead Tractor or Truck and drawn Tractors or Trucks: Single Axle (Single Tires): 9,000 kg Single Axle (Dual Tires): 10,000 kg Tandem Axle – by axle spread: 1.2 < 1.8m: 18,000 kg 1.8 m or more (Single Tires): 18,000 kg 1.8 m or more (Dual Tires): 19,100 kg Tridem Axle – by axle spread: 2.4 < 2.7m: 21,300 kg 2.7 m or more: 22,000 kg 
allowable gross vehicle weight
Feature 
Weight Limit 
Allowable Gross Vehicle Weight: (lower of i and ii) 
i. actual weight on the front axle plus other axle maximums ii. 63,500 kg 
Commencement
34. This Regulation comes into force on the day it is filed.