49 Pa. Code § 15.18
The provisions of this § 15.18 amended under sections 4(2) and (9) and 5 of the Landscape Architects’ Registration Law (63 P. S. § § 904(2) and (9) and 905); and section 812.1(b) of The Administrative Code of 1929 (71 P. S. § 279.3a(b)).
The provisions of this § 15.18 amended January 16, 1987, effective January 17, 1987, 17 Pa.B. 254; corrected February 27, 1987, 17 Pa.B. 887; amended September 30, 1988, effective immediately and applies retroactively to June 1, 1988, 18 Pa.B. 4416; amended May 29, 1992, effective May 30, 1992, 22 Pa.B. 2826; amended July 28, 2006, effective July 29, 2006, 36 Pa.B. 4003. Immediately preceding text appears at serial pages (268633) to (268634).