The Legislature of the Virgin Islands hereby finds and declares that in order for the Government of the United States Virgin Islands and other governmental units and authorities within the Virgin Islands to issue private activity bonds, the interest on which is exempt from U.S. federal income tax under the provisions of section 103 of the Internal Revenue Code, there must be provided a means by which the private activity bond volume limitation available to the Virgin Islands pursuant to the provisions of section 146 of the Internal Revenue Code is allocated among such issuers.