Section 21. Effective date.--This act shall take effect immediately.
(21 amended Oct. 10, 1980, P.L.874, No.156)
Effective date
Act 1 of 1966 (Sp. Sess. 1), § 21, under BITUMINOUS MINE SUBSIDENCE AND LAND CONSERVATION ACT, THE.
Act 1 of 1966 (Sp. Sess. 1), § 21