49 CFR § 663.33
Description of post-delivery audit
November 18, 2020
A post-delivery audit under this part includes—
(a) A post-delivery Buy America certification as described in §663.35 of this part;
(b) A post-delivery purchaser's requirements certification as described in §663.37 of this part; and
(c) When appropriate, a manufacturer's Federal Motor Vehicle Safety Standard self-certification information as described in §663.41 or §663.43 of this part.