23 CFR §669.7
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The Governor of each State, or his or her designee, shall certify to the FHWA before January 1 of each year that it is obtaining proof-of-payment of the heavy vehicle use tax as a condition of registration in accordance with 23 U.S.C. 141(c). The certification shall cover the 12-month period ending September 30, except for the certification due on January 1, 2011, which shall cover the 4-month period from June 1, 2010 to September 30, 2010.