No rule or regulation, and no amendment or repeal thereof, shall be adopted except after 30 days prior notice thereof by public advertisement of the date, time and place of such hearing at which opportunity to be heard by the department with respect thereto shall be given to the public, except as to emergent matters presenting imminent peril to the public health, safety or welfare and provided, further, that no rule or regulation and no such amendment or repeal shall be or become effective, except as otherwise provided, until after notice and public hearing before the department as required under the Administrative Procedure Act (C. 52:14B-1 et seq.). Any interested party heard at such public hearing shall be given written notice of the determination of the department.

L.1971, c. 176, s. 5, eff. June 1, 1971.