Ind. Code § 4-23-15-4
(c) Acquisitions of materials, furnishings, and supplies, contracts, or work labor are not subject to the bidding, advertising, and bonding procedures if:
(2) directly contributed by any person, partnership, corporation, limited liability company, association, or other organization.
Formerly: Acts 1975, P.L.33, SEC.1. As amended by P.L.1-1989, SEC.13; P.L.8-1993, SEC.31.