D.C. Mun. Regs. tit. 25, r. 25-B1412
Current through Register Vol. 72, No. 2, January 10, 2025
A person shall not create a cross connection by connecting a pipe or conduit between the drinking water system and a nondrinking water system or a water system of unknown quality.
The piping of a nondrinking water system shall be durably identified so that it is readily distinguishable from piping that carries drinking water.N
D.C. Mun. Regs. tit. 25, r. 25-B1412