Chap. 404 An Act further relating to the non-criminal disposition of parking violations. Be it enacted, etc., as follows: The first paragraph of section 20A of chapter 90 of the General Laws is hereby amended by striking out the last sentence, as most recently amended by section 1 of chapter 751 of the acts of 1955, and inserting in place thereof the following sentence: - No other form of notice, except as provided in this section, shall be given to the offender; and, except in the city of Boston, no notification shall be attached to the vehicle involved except one which reads as follows: - This tag has been attached because of a parking violation and must be returned by mail or personally to the police department within four days filled in with your name, address and license number; if this notification is returned as directed, no further action will be taken against you unless this is a second or subsequent offence. Approved May 25, 1956.