Tenn. Code Ann. § 7-33-118

Any failure on the part of any municipality to comply with any of the provisions of this part and part 2 of this chapter or chapter 32 of this title, and any failure in the existence or performance of any of the conditions precedent to the issuance of any bonds under such provisions, shall not affect the validity of such bonds or of the assessment made under the provisions, but shall be in all respects valid and binding.