When the governing body of a municipality has directed the municipal treasurer to collect and enforce assessments in the manner provided by the Consolidated Local Improvements Law, NRS 271.545 to 271.630, inclusive, shall provide the procedure therefor, except as otherwise provided in the ordinance levying the assessments; but NRS 271.625 and 271.630 shall also provide independent methods of enforcing assessments which shall be available to every municipality which has levied assessments and to the holders of any bond payable therefrom.