789. Fuel for use on a vessel (300 GT or more constructed before July 1, 1974) may be carried in independent tanks forward of a collision bulkhead if which condition is met?

Fuel tanks forward of the collision bulkhead on vessels 300 GT or more built before July 1, 1974, are permitted only if they were designated, installed, or constructed for fuel oil service prior to that date, reflecting a grandfather clause.