The purpose of this subpart is to assist States receiving MCSAP funds to address compatibility (as defined in § 350.105), including the availability of variances or exemptions allowed under § 350.305 or § 350.307, to:

(a) Promote adoption and enforcement of compatible laws, regulations, standards, and orders on CMV safety;

(b) Provide for a continuous review of laws, regulations, standards, and orders on CMV safety;

(c) Establish deadlines for States to achieve compatibility; and

(d) Provide States with a process for requesting variances and exemptions for intrastate commerce.