33 CFR §127.017

1. (a)The COTP may allow alternative procedures, methods, or equipment standards, including alternatives to standards listed in § 127.003, to be used by an operator instead of any requirements in this part if—
   1. (1)The operator submits a written request for the alternative at least 30 days before facility operations under the alternative would begin, unless the COTP authorizes a shorter time; and
   2. (2)The alternative provides at least the same degree of safety provided by the regulations in this part.
2. (b)The COTP approves or disapproves any alternative requested under paragraph (a) of this section—
   1. (1)In writing; or
   2. (2)Orally, with subsequent written confirmation.