S.D. Codified Laws § 21-52-29
Cotenants making redemption shall forthwith serve upon all other cotenants notice of the fact of such redemption together with a statement of the whole amount paid to redeem and the proportionate amount each cotenant is required to pay to contribute his full share of the funds required to effect redemption, which notice shall contain a demand that such cotenant within sixty days from service of notice or within the remainder of the year of redemption, whichever is longer, pay the amount of their proportionate shares of such redemption to the cotenant who has made redemption, and a further notice that if they shall fail so to do, they shall, at the expiration of sixty days or the remainder of the year of redemption, whichever is longer, be foreclosed of all right to or interest in the common property, and the cotenant making redemption shall, as against all cotenants failing to contribute, be entitled at the expiration of such period to a sheriff's deed to the common property.
SDCL 21-52-29