Yes, but only for that existing asset. If you are modifying it (e.g., adding a new module), the new edition applies for the new work, per most API conflict clauses.
The query for points directly to the American Petroleum Institute (API) Recommended Practice (RP) 2FB. This specific standard governs the Design of Offshore Facilities Against Fire and Blast Loading . api rp 2fb pdf new
To support public safety, the American Petroleum Institute provides a read-only portal for documents that have been incorporated into government regulations. You can check for read-only availability on the API Publications Portal. Yes, but only for that existing asset