Maryland Code, Transportation § 24-113.1

(1) A vehicle issued a permit under this section may not exceed 22,400 pounds gross maximum weight for a single axle, 44,000 pounds gross maximum weight for 2 consecutive axles, or 90,000 pounds gross maximum weight; and

(2) A vehicle issued a permit under this section may be operated only on:

1. A truck terminal;

2. A port or other point of origin or destination; or

3. For a distance not to exceed one mile, facilities for food, fuel, repairs, or rest.

(b)(1) The Secretary shall adopt regulations, consistent with the provisions of this section, for the issuance of permits for vehicles described under subsection (a) of this section.

(2) The regulations adopted under this subsection may set fees and shall establish maximum axle and gross weight limits, routes, and other necessary criteria.

(1) Is required to provide access to or egress from the Helen Delich Bentley Port of Baltimore for international freight;

(2) Will not cause extraordinary damage to roads and bridges in the State or require extraordinary expense for the maintenance of those roads and bridges;

(3) Will not cause undue adverse environmental impact upon or unduly disrupt residential neighborhoods; and

(4) Will not impair highway safety.