Tennessee Code Title 67. Taxes and Licenses § 67-6-533

(a) Dealers and certified service providers have no liability to the state or local jurisdictions for having charged and collected the incorrect amount of sales or use tax resulting from the seller or certified service provider relying on erroneous data provided by the commissioner on tax rates, boundaries, or taxing jurisdiction assignments.

(b) Purchasers shall have no liability to the state or local jurisdictions where the purchaser or purchaser's seller or certified service provider relied on erroneous tax rate or local jurisdiction boundary or jurisdiction assignment data.

(c) The erroneous tax rate or local jurisdiction boundary or jurisdiction assignment data must be the most recent published information utilized by the taxpayer or certified service provider that is effective on the date of the transaction. Taxpayers and certified service providers shall provide records evidencing reliance on the erroneous information.