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 •

Unconditional Lien Waiver

What is an unconditional lien waiver?

An unconditional lien waiver in the construction industry is a signed document from a contractor, subcontractor, materials supplier, laborer, or other party involved in a construction project, which gives up their right to place a lien on the property unconditionally, typically after they have received full or partial payment for their work or materials. It serves as a guarantee to the property owner that they will not face a lien, or legal claim against their property, for this party's unpaid work or supplies, regardless of whether the party is subsequently paid in full or not.

Unconditional waivers come in two forms, tied to when you're billing:

  1. Unconditional progress waiver: Submitted after you've been paid for a progress billing period. It waives your lien rights for the work covered by that payment.
  2. Unconditional final waiver: Submitted after you've received full and final payment, including retainage. It waives all your lien rights for the entire project.

Unlike a conditional waiver, an unconditional waiver takes effect the moment you sign it—whether or not the money has actually arrived. That makes timing critical: never sign one until the payment has cleared your account, or you'll have given up your lien rights with no guarantee of getting paid.

Trusted by trade contractors across the country

Other construction terms

Cash Flow

What is Cash Flow?

Cash flow, as applied to the construction industry, refers to the net amount of money moving in and out of a construction business within a defined period of time. This includes income from clients, loan repayments, supplier payments, salaries, and overhead costs. Crucially, understanding cash flow is vital for a construction firm as it helps in making strategic decisions for sustainable growth. It can be used to assess the liquidity and overall financial health of a business. With an active construction project, cash flow can be unpredictable due to unexpected expenses, delayed payments, or cost overruns, requiring diligent cash flow management.

Cost Plus Billing

What is Cost Plus Billing?

Cost Plus Billing in the construction industry refers to a method where the customer agrees to cover the actual costs, expenses and other direct costs of the construction project plus an additional sum for contractor’s overhead and profit. These typically include costs of materials, labor, and subcontractor charges. The agreement clearly establishes and defines what is constituted as cost, the overhead percentage, and the profit percentage, reducing the risk of any surprise costs. Essentially, the 'Cost' represents the direct costs of the construction, while the 'Plus' is the contractor's fee and is usually agreed upon as a fixed percentage of the total costs or as a target price with a shared savings clause.

Depreciable Life

What is Depreciable Life?

Depreciable Life, in the context of the construction industry, refers to the estimated period during which a tangible asset like a building, machinery, or equipment used for construction purposes, can generate income before it becomes outdated or reaches the end of its useful economic life. The Internal Revenue Service (IRS) often stipulates the depreciable life of an asset, typically ranging from 15 to 39 years for commercial real estate. This expected lifespan is vital in determining depreciation rates for businesses to recover the cost of assets over time via tax deductions. It assists in shaping financial and investment decisions on repairs, replacements, and asset acquisitions in construction businesses.

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