(1) The boards of county commissioners of the several counties and the governing bodies of municipalities of this state may contribute to any developmental disabilities facility approved by the department, without regard to whether the facility is within or outside of their respective jurisdictions. Subject to 15-10-420, the boards of county commissioners of the counties may levy a tax on the taxable value of all taxable property within the county. The tax is in addition to all other county tax levies. All proceeds of the tax, if levied, must be used for the sole purpose of support of developmental disabilities services.
(2) For the purpose of carrying out the provisions of this section, boards of county commissioners and governing bodies of municipalities may appropriate out of the general fund of their respective counties or municipalities.