§ 155.1135 § 155.1135 Response plan development and evaluation criteria. For tankers subject to this subpart, the following response times must be used in determining the on-scene arrival time in Prince William Sound, for the response resources required by § 155.1050: Tier 1Tier 2Tier 3Prince William Sound12 hrs24 hrs36 hrs
33 CFR §155.1135
33 CFR Part 155
TL;DR
§ 155.1135 § 155.1135 Response plan development and evaluation criteria.