Regulationcurrent
49 CFR 192.375
Service lines: Plastic.
Current as of 2026-08-18 Government source
eCFR editorial compilationAuthoritative but unofficial
View source (a)Each plastic service line outside a building must be installed below ground level, except that—#
(1)It may be installed in accordance with § 192.321(g); and#
(2)It may terminate above ground level and outside the building, if—#
(i)The above ground level part of the plastic service line is protected against deterioration and external damage;#
(ii)The plastic service line is not used to support external loads; and#
(iii)The riser portion of the service line meets the design requirements of § 192.204.#
(b)Each plastic service line inside a building must be protected against external damage.#