1. (a) Commercial Motor Vehicle Safety Programs and Enforcement.— The Secretary of Transportation shall reimburse a State, from a grant made under this subchapter, an amount that is not more than 80 percent of the costs incurred by the State in a fiscal year in developing and implementing programs to improve commercial motor vehicle safety and enforce commercial motor vehicle regulations, standards, or orders adopted under this subchapter or subchapter II of this chapter. In determining those costs, the Secretary shall include in-kind contributions by the State. Amounts of the State and its political subdivisions required to be expended under section 31102(b)(2)(E) of this title may not be included as part of the share not provided by the United States Government. Amounts generated under the unified carrier registration agreement under section 14504a and received by a State and used for motor carrier safety purposes may be included as part of the State’s share not provided by the United States. The Secretary may allocate among the States whose applications for grants have been approved those amounts appropriated for grants to support those programs, under criteria that may be established.
2. (b) Other Activities.— The Secretary may reimburse State agencies, local governments, or other persons up to 100 percent for public education activities.

(Pub. L. 103–272, § 1(e), July 5, 1994, 108 Stat. 987; Pub. L. 105–178, title IV, § 4003(d), June 9, 1998, 112 Stat. 397; Pub. L. 109–59, title IV, § 4307(a), Aug. 10, 2005, 119 Stat. 1774; Pub. L. 112–141, div. C, title II, § 32933(c), (d), July 6, 2012, 126 Stat. 830.)

The word “rules” is omitted as being synonymous with “regulations”.

Amendments 2012—Subsec. (a). Pub. L. 112–141, § 32933(c), substituted “section 31102(b)(2)(E)” for “section 31102(b)(1)(E)”.

Subsec. (b). Pub. L. 112–141, § 32933(d), struck out “authorized by section 31104(f)(2)” after “public education activities”.

2005—Subsec. (a). Pub. L. 109–59 substituted “31102(b)(1)(E)” for “31102(b)(1)(D)” and inserted before last sentence “Amounts generated under the unified carrier registration agreement under section 14504a and received by a State and used for motor carrier safety purposes may be included as part of the State’s share not provided by the United States.”

1998—Pub. L. 105–178 designated existing provisions as subsec. (a), inserted subsec. heading, inserted “improve commercial motor vehicle safety and” after “implementing programs to”, and added subsec. (b).

Effective Date of 2012 Amendment Amendment by Pub. L. 112–141 effective Oct. 1, 2012, see section 3(a) of Pub. L. 112–141, set out as an Effective and Termination Dates of 2012 Amendment note under section 101 of Title 23, Highways.

Relationship to Other Laws Except as provided in sections 14504, 14504a, and 14506 of this title, subtitle C (§§ 4301–4308) of title IV of Pub. L. 109–59 is not intended to prohibit any State or any political subdivision of any State from enacting, imposing, or enforcing any law or regulation with respect to a motor carrier, motor private carrier, broker, freight forwarder, or leasing company that is not otherwise prohibited by law, see section 4302 of Pub. L. 109–59, set out as a note under section 13902 of this title.