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D.C. Mun. Regs. tit. 12-B, ch. 44 – Referenced Standards | Midpage
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District of Columbia Municipal Regulations
Title 12
12-B
Chapter 12-B44
D.C. Mun. Regs. tit. 12-B, ch. 44
Referenced Standards
District of Columbia, Office of the Secretary
12-B4400
Asme
12-B4401
Astm
12-B4402
Csa
12-B4403
EPA
12-B4404
NSF
12-B4405
Smacna