The City of Galveston or the Board of Trustees of the Galveston Wharves may:
(1) apply for and accept a grant of authority to establish, operate, and maintain:
(A) a foreign trade zone at the Galveston port of entry; and
(B) any subzones of that zone; and
(2) on issuance of the grant of authority, take any action necessary or appropriate to establish, operate, and maintain the foreign trade zone and subzones.