SECTION 15-1-1

   § 15-1-1  Men forbidden to marry kindred.– No man shall marry his mother, grandmother, daughter, son's daughter,daughter's daughter, stepmother, grandfather's wife, son's wife, son's son'swife, daughter's son's wife, wife's mother, wife's grandmother, wife'sdaughter, wife's son's daughter, wife's daughter's daughter, sister, brother'sdaughter, sister's daughter, father's sister, or mother's sister.