34 Pa. Code § 131.21
The provisions of this § 131.21 amended under sections 401.1, 435(a) and (c) and 1608 of the Workers’ Compensation Act (77 P. S. § § 710, 991(a) and (c) and 2708); section 2205 of The Administrative Code of 1929 (71 P. S. § 565); and section 414 of The Pennsylvania Occupational Disease Act (77 P. S. § 1514).
The provisions of this § 131.21 adopted November 6, 1981, effective November 7, 1981, 11 Pa.B. 4015; amended March 29, 1991, effective March 30, 1991, 21 Pa.B. 1401; amended December 6, 2002, effective December 7, 2002, 32 Pa.B. 6043; amended December 19, 2014, effective December 20, 2014, 44 Pa.B. 7837. Immediately preceding text appears at serial page (345983).