If sewage removal fittings or adapters are provided with the device, they must be of either 1
1/2″ or 4″ nominal pipe size.
authority: 33 U.S.C. 1322(b)(1);
49 CFR 1.45(b). Subpart E also issued under authority of sec. 1(a)(4), Pub. L. 106-554, 114 Stat. 2763; Department of Homeland Security Delegation No. 0170.1
source: CGD 73-83, 40 FR 4624, Jan. 30, 1975, unless otherwise noted.
cite as: 33 CFR 159.87