The provisions of this § 23.4 adopted July 17, 1962; amended July 31, 1970, effective August 1, 1970, 1 Pa.B. 122; amended December 4, 1970, effective December 5, 1970, 1 Pa.B. 560; amended June 16, 1972, effective June 17, 1972, 2 Pa.B. 1039; amended August 16, 1974, effective July 1, 1974, 4 Pa.B. 1701; amended November 28, 1975, effective September 1, 1975, 5 Pa.B. 3070; reserved May 6, 1977, effective May 7, 1977, 7 Pa.B. 1236. Immediately preceding text appears at serial pages (24105) to (24111).
