Any Indian library chartered by the regents or in the absence of such library any tribal government contracting for service from a chartered and registered library or approved library system, shall be entitled to receive state aid during each calendar year consisting of the following amounts:
Such sums shall be paid annually to the Indian library board of trustees for the use of the Indian library, or in the absence of such a board, to the tribal government for a contract for library service. Nothing contained in this section shall be construed to diminish the funds, services or supplies provided to any Indian library by a library system as defined in section two hundred seventy-two of this article. Increases in appropriations for such purposes during a calendar year shall be pro rated.
N.Y. Educ. Law § 271