In addition to the requirements incorporated by reference, oil-based finishes and photographic solutions as defined in § 266b.3 (relating to definitions) are included as wastes subject to regulation under Chapter 266b (relating to universal waste management).
25 Pa. Code § 261a.9
The provisions of this §261a.9 issued under sections 105, 402 and 501 of the Solid Waste Management Act (35 P.S. §§ 6018.105, 6018.402 and 6018.501); sections 303 and 305(e)(2) of the Hazardous Sites Cleanup Act (35 P.S. §§ 6020.303 and 6020.305(e)(2)); and section 1920-A of The Administrative Code of 1929 (71 P.S. § 510-20).