46 C.F.R. § 153.480
Stripping quantity for Category B and C NLS tanks on ships built after June 30, 1986: Categories B and C
Unless waived under § 153.491, Category B and C NLS cargo tanks on each ship built after June 30, 1986 must have stripping quantities determined under § 153.1604 that are less than—
(a) 0.15 m
(b) 0.35 m