* § 141-a. Sanitation patrol vehicle. Every vehicle operated by an officer or member of the sanitation police of the department of sanitation of the city of New York, duly appointed and designated as a peace officer by such department, when such officer or member is acting pursuant to his special duties. * NB There are 2 § 141-a's until 11/1/16 * § 141-a. Sani-vans. Any motor vehicle which is so designed that it contains a rear compaction unit and is intended for use in the collection of refuse. * NB effective until November 1, 2016; becomes § 141-b on 11/1/16