All dwellings or parts of multiple family dwellings which are specifically designed for use by paraplegics as wheelchair homes are hereby specifically classified for the purposes of taxation. For purposes of this section and § 10-4-24.10, the term, dwellings, shall include real estate in an amount not to exceed one acre upon which the building is situated or so much of the surrounding real estate as is necessarily incident to the use of the premises as a dwelling.
SDCL 10-4-24.9