Mechanic's Lien Waiver Form and Advance-Waiver Rules in South Carolina

At a glance

Requirements one by one

The waiver is unenforceable until substantially equal payment is made

S.C. Code § 29-7-20(2) states the controlling rule:

An agreement to waive the right to file or claim a lien for labor and materials is against public policy and is unenforceable unless payment substantially equal to the amount waived is actually made.

This defeats a blanket waiver signed before work or payment. It also means a token payment is not enough merely because some money changed hands: the actual payment must be substantially equal to the amount of lien rights being waived.

South Carolina prescribes no payment-stage form

Section 29-7-20 supplies no conditional, unconditional, progress, or final form and no claimant, owner, property, amount, check, through-date, exception, signature-title, warning, or notary fields. Its only express writing reference appears in the false-certification rule: a person certifying that everyone has been paid may account for unpaid services or materials only where "all lien rights have been waived in writing."

The enforceability test remains actual payment substantially equal to the amount waived. Calling a private form "conditional" or "unconditional" does not replace that statutory test.

The lien remedy and the contract debt are separate

Section 29-5-10(a) creates the real-property lien for qualifying labor and materials, while § 29-7-10 gives laborers, subcontractors, and materialmen a first lien on construction money received by a contractor or subcontractor. The waiver language in § 29-7-20(2) is limited to the right to file or claim a lien for labor and materials.

Section 29-5-420 separately says Chapter 5 does not prevent the creditor from maintaining an action on the contract as if there were no lien. The waiver statute does not state that giving up lien security also releases payment-bond rights or the underlying contract claim.

What trips people up

The statute says "substantially equal," not merely "some payment." The amount actually paid must correspond substantially to the amount waived. A broad waiver paired with a small progress payment does not satisfy the text on its face.

The criminal rule concerns a false payment certification. Under § 29-7-20(2), a person who willfully and intentionally certifies to an owner or lender that everyone has been paid, when they have not, can face a misdemeanor, a fine up to $5,000, imprisonment up to 60 days, or both. The written-waiver exception belongs to that certification rule; the statute does not impose that penalty merely for presenting a waiver form.

A pre-recording waiver is not the same as releasing a recorded lien. Once a recorded lien debt is fully paid, § 29-5-430 requires the creditor to enter a discharge on the registry margin or execute a recordable release. That later land-record step is outside this survey's payment-stage waiver scope.

Common questions

Can a South Carolina construction contract waive all future lien rights? Not enforceably before payment. The agreement is against public policy and unenforceable unless actual payment is substantially equal to the amount waived.

Does South Carolina require four statutory waiver forms? No. The statute supplies no conditional or unconditional progress or final forms. Private wording remains subject to the actual-payment rule.

Must every waiver be notarized? Section 29-7-20 states no general notarization requirement for a pre-recording payment-stage waiver. It expressly mentions a writing only when a paid-in-full certification relies on waived lien rights for services or materials that are still unpaid.

Statutes and sources

• S.C. Code § 29-5-10(a), real-property mechanics' lien for labor and materials — https://www.scstatehouse.gov/code/t29c005.php (accessed 2026-07-23)
• S.C. Code § 29-7-10, lien on construction money received by a contractor or subcontractor — https://www.scstatehouse.gov/code/t29c007.php (accessed 2026-07-23)
• S.C. Code § 29-7-20(2), anti-waiver, actual-payment, writing, and false- certification rules — https://www.scstatehouse.gov/code/t29c007.php (accessed 2026-07-23)
• S.C. Code §§ 29-5-420 and 29-5-430, contract action and post-recording discharge — https://www.scstatehouse.gov/code/t29c005.php (accessed 2026-07-23)