Except as prescribed by §§ 56-1-5 to 56-1-9, inclusive, a guaranty must be in writing and signed by the guarantor; but the writing need not express a consideration.
SDCL 56-1-4
Except as prescribed by §§ 56-1-5 to 56-1-9, inclusive, a guaranty must be in writing and signed by the guarantor; but the writing need not express a consideration.
SDCL 56-1-4