Further reading on liens and lien letters
We would rather point you at a primary source than ask you to take our word for anything. These are outside articles, agency pages, and reference entries that explain liens, lien notices, and collection letters. Each entry says who published it, so you can weigh it accordingly.
What a lien is, in plain legal terms
Reference explanations of the underlying concepts, written by legal publishers rather than by anyone selling a service.
- Law schoolCornell Law School, Legal Information InstituteLien (Wex legal dictionary)
Short definition of a lien and the main categories: consensual, statutory, and judgment liens.
- Law schoolCornell Law School, Legal Information InstituteMechanic's lien (Wex legal dictionary)
How contractors and suppliers obtain a claim against property they worked on, and why deadlines matter.
- Law schoolCornell Law School, Legal Information InstituteUniform Commercial Code, Article 9 — Secured Transactions
The model statute behind UCC financing statements, which are filed with a state rather than a county.
- IndustryLevelset (construction payment company)What is a mechanics lien?
Detailed state-by-state background on construction liens. Written by a commercial vendor, so read it for the mechanics rather than the recommendations.
Tax liens and government filings
Federal tax liens follow their own published process, and the agency documents it itself.
- GovernmentInternal Revenue ServiceUnderstanding a federal tax lien
When the IRS files a Notice of Federal Tax Lien, what it attaches to, and how it is released or withdrawn.
- GovernmentInternal Revenue ServicePublication 594: The IRS Collection Process (PDF)
The official sequence of notices the IRS sends, useful for comparing against a letter that claims to be about federal tax debt.
- GovernmentCalifornia Secretary of StateUCC filing search and information (example state office)
An example of a state-level UCC search service. Every state runs its own; search for your state's secretary of state directly.
Collection letters and your rights
If a letter demands payment, federal consumer-protection rules may apply to how it must be written and what you can ask for.
- GovernmentFederal Trade CommissionDebt collection FAQs
What a collector must tell you, how to request written verification of a debt, and what conduct is prohibited.
- GovernmentConsumer Financial Protection BureauDebt collection resources
Question-and-answer library plus sample letters for disputing a debt or asking a collector to stop contacting you.
- GovernmentFederal Trade CommissionHow to avoid a scam
The pressure patterns common to fraudulent demands: urgency, unusual payment methods, and requests for identifying data.
- GovernmentU.S. Postal Inspection ServiceReport mail fraud
Where to report a letter you believe is fraudulent, since it arrived through the mail.
Getting help with your own situation
Nothing on this site is legal advice. These are the standard routes to someone who can look at your documents.
- NonprofitLegal Services CorporationFind legal aid near you
Directory of federally funded civil legal aid programs, organised by state.
- GovernmentUSA.govState consumer protection offices
State attorney general and consumer protection contacts, which handle complaints about misleading correspondence.
Suggest a source
If a recorder’s office, court, agency, or well-sourced article belongs on this list, or a link here has moved or gone stale, tell us through the contact details on our About page. Our editorial policy explains what we will and will not link to.
Keep reading
- What is a lien notice?Notice, recorded filing, and demand for payment are three different documents.
- How to check a recorded filingFind the recording office, use the filing reference, read the result carefully.