SDCL § 25-7-23: Abandonment and nonsupport of spouse or children as prima facie evidence of intent.

Proof of the abandonment and nonsupport of a spouse, or of the omission to furnish necessary food, clothing, shelter, or of medical attendance for a child or children is prima facie evidence that such abandonment and nonsupport or omission to furnish necessary food, clothing, shelter, or medical attendance is intentional.