Any person who injures, or threatens to injure, any person or property, or, with intent to influence a witness, offers, confers, or agrees to confer any benefit on a witness or prospective witness in an official proceeding to induce the witness to:
is guilty of tampering with a witness. Any person who injures, or threatens to injure, any person or property in retaliation for that person testifying in an official proceeding, or for cooperating with law enforcement, government officials, investigators, or prosecutors, is guilty of tampering with a witness. Tampering with a witness is a Class 4 felony.
SDCL 22-11-19