Either one approved B-V semi-portable fire-extinguishing system or a fixed fire-extinguishing system is required to protect the engine room on uninspected towing vessels whose construction was contracted for before what date?

Correct Answer: Option D — August 27, 2003

For uninspected towing vessels with construction contracts predating August 27, 2003, 46 CFR standards require either one approved B-V semi-portable fire extinguishing system or a fixed fire extinguishing system protecting the engine room space.