64 Pa. Code § 604.020
The provisions of this §604.020 amended under sections 203(d), (o) and (p), 205, 206, 301, 303, 504, 603(a) and 609 of the Pennsylvania Securities Act of 1972 (70 P. S. §§ 1-203(d), (o) and (p), 1-205, 1-206, 1-301, 1-303, 1-504, 1-603(a) and 1-609); and the Takeover Disclosure Law (70 P. S. § 74).