No contract shall be approved by the soil erosion committee of any of said counties designated in Section 69-27-201, concerning any lands whereon there is any lien of any character whatever, except lien for current taxes, unless the holder of such lien shall have first approved such contract, and such approval shall operate as a waiver of such lien in favor of and in subordination to any subsequent special assessment made in accordance herewith.
Miss. Code § 69-27-219