Tennessee Code Title 47. Commercial Instruments and Transactions § 47-28-108

(a) Any advance made by the creditor:

shall be entitled to the same priority as other advances made under that agreement, even though that advance increases the total amount of principal indebtedness beyond the credit limit fixed in that notice of limitation.

(b) Any advance made by a creditor after the effective date of a notice of limitation (except for advances made in response to requests or demands initiated by the borrower prior to the service of an effective notice of limitation) that exceeds the credit limit stated in the notice shall not be entitled to priority over a conveyance or encumbrance recorded on or before the date of the service of the notice of limitation.

(c) An advance is made by the creditor when the borrower becomes obligated to repay it.