The Secretary shall ensure, to the maximum extent possible, that any action undertaken pursuant to section 4332(2)(C) of title 42 which is associated with the granting of a loan guarantee under this subchapter takes the maximum cognizance allowable under law of any other action theretofore undertaken pursuant to such section 4332(2)(C) of title 42 with respect to the project which is the subject of such loan guarantee, and that no such action associated with the loan guarantee shall duplicate any action theretofore undertaken under such section 4332(2)(C) of title 42 in connection with such project, so long as all of the requirements which are applicable to such project under such section 4332(2)(C) of title 42 will have been satisfied.