The board of trustees of any such junior college district borrowing money pursuant to the authority granted in Section 37-29-121, is hereby authorized and empowered to fix, maintain and collect fees, rentals and other charges to be paid by students, faculty members and others using, housed in or being served by any building or other housing facility erected or established under the terms and provisions of said section. All such fees, rentals and other charges shall likewise be paid into the debt retirement fund specified in Section 37-29-123, and shall be pledged for the prompt repayment of any and all indebtedness, whether of principal or interest, incurred under the provisions of said section. Nothing in Sections 37-29-121 through 37-29-127 shall be construed to authorize the levying or imposition of any taxes in excess of the limits and amounts which are now or may hereafter be provided by law.