Bonds of an authority shall be authorized by its resolution. They may be issued in one or more series and shall bear the date or dates, mature at the time or times, bear interest at the rate or rates, be in the denomination or denominations, be in the form either coupon or registered, carry the conversion or registration privileges, have the rank or priority, be executed in the manner, be payable in the medium of payment at the place or places, and be subject to the terms of redemption with or without premium, as the resolution, its trust indenture or mortgage provides. The bonds may be sold in the manner and for the price that the authority determines to be in the best interest of the authority. Notwithstanding any other law, bonds issued pursuant to sections 469.001 to 469.047 shall be fully negotiable. In any suit, action, or proceedings involving the validity or enforceability of any bonds of an authority or the security for the bonds, any bond reciting in substance that it has been issued by the authority to aid in financing a project shall be conclusively deemed to have been issued for that purpose, and the project shall be conclusively deemed to have been planned, located, and carried out in accordance with the purposes and provisions of sections 469.001 to 469.047.
In cities of the first class, the governing body of the city must approve all notes executed with the Minnesota Housing Finance Agency pursuant to this section if the interest rate on the note exceeds seven percent.