By clicking “Accept All Cookies," you agree to let Siteline store cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. View our Privacy Policy for more information.
Construction glossary
Construction Glossary •

Final Lien Waiver

What is a final lien waiver?

A final lien waiver (or final release of lien) is a legal document signed by a contractor, subcontractor, or supplier confirming they’ve received full payment for a finished job—including any retainage—and are giving up their right to file a mechanics lien against the property.

Signed during project closeout, a final lien waiver gives the general contractor, owner, and lender peace of mind that all bills are paid and no future claims will pop up. These waivers can be:

  • conditional (only effective once the final payment actually clears the bank) or
  • unconditional (effective immediately upon signing).

How Siteline Helps:
Tracking down final waivers from lower-tier suppliers while trying to collect your final payout from the GC creates major closeout bottlenecks. Siteline automates the creation, collection, and tracking of progress and final lien waivers in one place—helping trade contractors clear project titles faster, satisfy GC requirements, and unlock retainage without the headache.

Trusted by trade contractors across the country

Other construction terms

Enterprise Resource Planning (ERP)

What is Enterprise Resource Planning (ERP)?

Enterprise Resource Planning (ERP) in the construction industry refers to a suite of integrated software applications designed to automate and control the core processes of a construction company. It serves as a central platform that facilitates the flow of information among different business functions such as accounting, human resources, procurement, project management, risk management, and compliance. ERP systems simplify data-driven decision making by providing real-time insights into every aspect of the construction project which include, but aren't limited to, project costing, inventory management, and workforce allocation. By enhancing visibility and streamlining workflows, ERP systems can significantly boost productivity and efficiency in the construction sector.

Voluntary Document

What is a Voluntary Document?

A Voluntary Document in the construction industry refers to a document that is not legally mandated but is often used to provide guidelines or recommendations to improve performance or efficiency in the construction process. These documents can serve various purposes such as setting industry standards, outlining best practices, facilitating coordination between different project stakeholders, or promoting sustainability. Examples of voluntary documents in the construction industry include technical specifications, quality guidelines, safety protocols, environmental guidelines, or even design criteria. While these documents are not legally binding, they often influence construction operations due to their direct impact on project quality, safety, and cost-effectiveness.

Pre-Lien Notice

What is a Pre-Lien Notice?

A pre-lien notice, also known as a preliminary notice, is a legal document used in the construction industry to secure payment rights for subcontractors, material suppliers, and other parties involved in the construction project. It is a crucial step in securing the right to payment and can, therefore, directly impact subcontractor cash flows.

The purpose of a pre-lien notice is to inform the property owner, general contractor (GC), and other relevant parties that a subcontractor or supplier has provided labor, materials, or services to the project. By submitting a pre-lien notice, the subcontractor establishes their right to file a mechanic's lien if they are not paid for their work.

The steps to secure payment through the pre-lien notice process are as follows:

  1. Pre-lien (preliminary) notice: This notice should be submitted at the start of every project, typically within a specified time frame after the subcontractor begins work or delivers materials. It serves as a formal notification of the subcontractor's involvement and their intent to protect their right to payment.
  2. Notice of intent (NOI): If the subcontractor is not paid for their work after submitting the pre-lien notice, they can issue a notice of intent (NOI) to the property owner, general contractor, and other parties involved. The NOI is the final warning before filing a mechanic's lien, indicating that the subcontractor intends to take legal action to secure payment if the outstanding balance remains unpaid.
  3. Mechanic's lien: If the subcontractor still does not receive payment after issuing the NOI, they can file a mechanic's lien against the property. A mechanic's lien is a legal claim that encumbers the property, preventing the owner from selling or refinancing until the debt is resolved. This action is typically a last resort to recover unpaid balances. (Check out this blog post to better understand how mechanic’s liens work.)

Siteline—the only billing software built specifically for subcontractors—centralizes and tracks billing statuses across all projects. It provides real-time notifications when payments become overdue, empowering accounting teams to take an active role in collections—like, issuing an NOI (the next step after submitting a pre-lein notice)—to promptly recover payments.

Interested in seeing how Siteline can give you more visibility into your cash flow? Schedule your personalized demo here.

Ready to end the fire drill and get paid faster?

Replace the spreadsheets and runarounds with Siteline, and see your invoice aging improve by at least 30%.
many forms with different layouts