Tennessee Code Title 68. Health, Safety and Environmental Protection § 68-3-506

(a) Prior to final disposition of fetal remains in accordance with § 39-15-219, regardless of the duration of pregnancy, the funeral director, the person in charge of the institution, or other person assuming responsibility for final disposition of the fetus, shall obtain from the mother authorization for final disposition on a form prescribed and furnished, or approved by the state registrar.

(b) When the demise of the fetus is the result of a surgical abortion, a copy of the mother's authorization for disposition, specifying the means of the disposition, shall be appended to the informed consent signed by the mother prior to the procedure pursuant to § 39-15-202.

(c) After final disposition, the authorization shall be retained for a period of three (3) years by the funeral director, the person in charge of the institution, or other person making the final disposition.