Section 250-168-2 - SYNOPSIS1. The purpose of this rule is to provide for accurate, consistent motor carrier identification for law enforcement, safety enforcement, and statistical purposes and to establish and maintain legal identity for Maine intrastate carriers subject to the USDOT number provisions of 29-A M.R.S.A. §555-A and other Bureau requirements such as fuel tax licensing and reporting under 29-A M.R.S.A. §525 and for-hire insurance coverage under 29-A M.R.S.A. §1611.29- 250 C.M.R. ch. 168, § 2