Truck weight limits
Maryland
✓ Sources verifiedEditorial review pending credentialed reviewer2 primary sources
Maryland caps gross weight at 80,000 lb including any enforcement or statutory tolerances, with two consecutive tandem sets permitted at 34,000 lb each. Designated heavy-weight port corridors may reach 100,000 lb by permit, and agricultural and forest-product haulers get seasonal tolerances of 5–15%.
At a glance
Max gross weight80,000 lb
Max single axle—
Max tandem axle34,000 lb
Permit (width)—
Permit (height)—
vs. federal gross0 lb
1 Limits and thresholds
| Property | Value | Authority |
|---|---|---|
| Max gross weight | 80,000 lb[1]Including enforcement and statutory tolerances. Port corridor permits to 100,000 lb — § 24-109(i). | § 24-109(c) |
| Max tandem axle | 34,000 lb[1] | § 24-109(c) |
| CDL disqualification — first major | 1 year for a first conviction while operating a CMV or a non-CMV; 3 years if operating a CMV transporting placarded hazardous materials. Applies to alcohol/controlled-substance influence, 0.04+ BAC in a CMV, test refusal, leaving the scene, using the vehicle in a felony, driving while disqualified, and causing a fatality by negligent operation.[2]Federal floor. A state may impose longer periods but may not go below this; verify state law before relying on it. | § 383.51(b), Table 1 |
| CDL disqualification — lifetime | Life for a second conviction of any combination of the Table 1 major offences in a separate incident. A state MAY reinstate after 10 years following an approved rehabilitation programme — § 383.51(a)(6) — but not after a subsequent disqualifying conviction. Felony manufacture/distribution of a controlled substance, and severe forms of human trafficking, draw life with NO 10-year reinstatement.[2]Federal floor. The 10-year reinstatement is permissive — states are not required to offer it. | § 383.51(a)(6), (b) Table 1 items (9)–(10) |
2 Sources
- Md. Code, Transp. § 24-109 — Weight limitations — Maryland General Assembly
- 49 CFR § 383.51 — Disqualification of drivers — U.S. Government Publishing Office
Review record
Every figure above was transcribed from the primary source cited beside it and carries a pinpoint locator. Editorial review by a credentialed reviewer is pending.