WAC 246-215-05420. Retention, drainage, and delivery operation and maintenance — Conveying sewage (FDA Food Code 5-402.13)

sewage must be conveyed to the point of disposal through an approved sanitary sewage system, on-site sewage system, or other system, including use of sewage transport vehicles, waste retention tanks, pumps, pipes, hoses, and connections that are constructed, installed, maintained, and operated according to law .