45-5-301. Unlawful restraint. (1) A person commits the offense of unlawful restraint if the person knowingly or purposely and without lawful authority restrains another so as to interfere substantially with the other person's liberty.

(2) A person convicted of the offense of unlawful restraint shall be fined not to exceed $500 or be imprisoned in the county jail for any term not to exceed 6 months, or both.