Bonds issued pursuant to the provisions of sections 473.601 to 473.679, by either city shall be secured by the full faith, credit, and resources of the city issuing them, shall be paid from tax levies made in conformity with sections 475.61 and 475.74, and shall be sold in the manner prescribed by section 475.60. No provision of any existing law or special or home rule charter under which either city may be acting shall be deemed or construed to impair, curtail, or limit in amount, form, or manner the power to issue any bonds pursuant to sections 473.601 to 473.679, and the bonds issued by either city or by the corporation pursuant to sections 473.601 to 473.679, shall not be included in computing the net indebtedness of such municipality under any applicable law or charter.