The following officers are hereby empowered and required to assist officers of customs in the execution of this Act, namely:—
(a)officers of the Central Excise Department;
(b)officers of the Navy;
(c)officers of Police;
(d)officers of the Central or State Governments employed at any port or airport;
(e)such other officers of the Central or State Governments or a local authority as are specified by the Central Government in this behalf by notification in the Official Gazette.