Tennessee Code Title 56. Insurance § 56-6-1106

(A) An insurer may terminate an enrolled customer's enrollment under a portable electronics insurance policy upon fifteen (15) days' notice for discovery of fraud or material misrepresentation in obtaining coverage or in the presentation of a claim thereunder; and

(B) An insurer may immediately terminate an enrolled customer's enrollment under a portable electronics insurance policy:

(5)(A) Whenever notice by an insurer is required pursuant to this section, the notice shall be in writing and may be mailed or delivered to the vendor of portable electronics at the vendor's mailing address and to its affected enrolled customers' last known mailing addresses on file with the insurer;

(B) If notice is mailed pursuant to this section, then the insurer or vendor of portable electronics, as the case may be, shall maintain proof of mailing in a form authorized or accepted by the United States postal service or other commercial mail delivery service;

(C) An insurer or vendor policyholder may comply with any notice required by this section by providing electronic notice to a vendor or its affected enrolled customers, as the case may be, by electronic means. If notice is accomplished through electronic means the insurer or vendor of portable electronics, as the case may be, shall maintain proof that the notice was sent.