All plumbing shall be installed in accordance with, and of materials approved by the Illinois Plumbing Code (77 Ill. Adm. Code 890) and shall be maintained in good working order. A plumbing system in compliance with the Illinois Plumbing Code (77 Ill. Adm. Code 890) shall be provided in any residential dwelling subject to this Part.
Ill. Admin. Code tit. 77, § 895.40
Amended at 15 Ill. Reg. 18003, effective January 1, 1992