The construction industry is built on contracts, but when an owner fails to pay for services rendered, a crucial legal instrument protects the interests of contractors, subcontractors, and architects: the mechanics lien (sometimes called a construction lien or artisan’s lien). Originating centuries ago, this powerful tool allows those who improve real property to secure payment by placing an encumbrance directly on the improved land and structures.

The concept of the mechanics lien is rooted in the principle of “unjust enrichment.” If a builder or architect adds value to a property, the owner should not benefit from that value without compensation. The modern mechanics lien in the U.S. traces its origins back to the late 18th century, specifically to legislation drafted by Thomas Jefferson and James Madison to encourage the rapid construction of the nation’s new capital, Washington, D.C. The idea was to give assurance to workers and material suppliers that they would be paid, thereby incentivizing their participation in major building projects.

Example of a Job Timeline with a Lien Claim

In most states, a lien is a statutory right, in that it does not arise from a contract but from specific laws passed by state legislatures. It exists to provide security to those who furnish labor or materials for the improvement of real property.

When a property owner will not or cannot pay for contracted work—be it a contractor’s construction services, a material supplier’s goods, or an architect’s design drawings—a lien is a formal, legal remedy. There are a series of steps necessary to implement this legal approach:

1) Filing the Claim: The process typically begins with the service of a preliminary notice or “Notice of Intent to Lien” to the owner. If payment is still not received, the claimant files a formal Claim of Lien or “Notice of Mechanics Lien” with the county recorder’s office. This document must strictly adhere to state-specific requirements regarding deadlines, content, and form.

Lien Process Diagram

2) Encumbering the Property: Once recorded, the lien acts as a cloud on the property’s title. This is a significant leverage point because it makes the property difficult, if not impossible, to sell or refinance until the lien is satisfied or released. Any potential buyer or lender will see the outstanding claim in the property record.

3) Foreclosure: If the owner still refuses to pay, the claimant’s ultimate recourse is to file a lawsuit to foreclose on the lien. In a successful foreclosure, the court orders the property to be sold, and the proceeds are used to pay the claimant, similar to a mortgage foreclosure.

AIA Release of Liens Document

The mere possibility of a lien often prompts reluctant owners to cover their obligations. For professionals like contractors and architects, the mechanics lien is their most potent tool to avoid financial ruin when faced with non-payment. It ensures they are paid from the value their work has added to the property, even if the owner becomes bankrupt or defaults on their own mortgage.

Release of Mechanic’s Lien Bonds Diagram

For property owners, the implications are severe. A filed lien can halt a project, cause a breach of a loan agreement, and severely damage their credit. Consequently, many states have processes for owners to remove a lien by bonding off the claim and by depositing an amount greater than the lien claim with the court to serve as substitute security, allowing a project to proceed and the property title to clear. While it is challenging to put a lien on a property, it is even more challenging to get that lien removed. If the lien is allowed remain on the property until it is next transacted, the debt amount typically accrues at a high rate of interest thereby generously compensating the contractor for the wait in repayment.

Removal Process of a Mechanic’s Lien

In essence, the mechanics lien is a powerful and complex balancing act, protecting the livelihood of those who build and design while encouraging property owners to uphold their contractual payment obligations. Hopefully all the parties will avoid its use, but it good to know of its existence to help resolve contractual issues.

Ross Sinclair Cann, AIA is a historian, educator, and practicing architect living and working in Newport for A4 Architecture. He holds honors architectural degrees from Yale, Cambridge, and Columbia Universities and is a member of numerous committees, commissions, and boards. He has been a licensed and award-winning architect for more than 30 years.