This part deals with the administrative review of decisions of the port director, including the requirements for the filing of protests against such decisions, amendment of protests, review and accelerated disposition, and provisions dealing with further administrative review. Provisions applicable to Canadian and Mexican exporters and producers regarding administrative review and appeal of adverse marking decisions under the North American Free Trade Agreement are contained in part 181 of this chapter. [T.D. 70-181, 35 FR 13429, Aug. 22, 1970, as amended by T.D. 94-1, 58 FR 69472, Dec. 30, 1993]