The public body may pay the fees and expenses of, and costs for, agents, trustees, attorneys, credit facilities, placement and sale of bonds, and all other costs and expenses incurred in the authorization, issuance, sale, delivery, call, purchase, remarketing, registration, transfer, exchange, administration and payment of the bonds and interest thereon from the proceeds of the bonds, from sources lawfully available for payment of principal of and interest on the bonds, and from any other sources lawfully available for the purpose, subject to the provisions of the bond legislation and any applicable limitations on indebtedness.