Seyfarth’s 2025 50-State Lien Law Notice Requirements Guide

Seyfarth’s Construction team is pleased to announce the release of the 2025 edition of our 50-State Lien Law Notice Requirements Guide, a must-have resource for commercial contractors, real estate developers, and construction professionals navigating lien notice obligations across the United States.

This comprehensive desktop reference provides a state-by-state overview of lien notice requirements, including general timing and procedural rules for filing lien notices in all 50 states and Washington, DC. Whether you're managing projects in a single jurisdiction or across multiple states, this guide is designed to help you stay compliant and avoid costly missteps.

Prepared by Seyfarth’s nationally recognized Construction practice, this guide reflects our commitment to delivering actionable legal insights that support your business goals.

Download the latest version here.

About Seyfarth’s Construction Group

Named a 2024 Law360 Practice Group of the Year, Seyfarth’s Construction group is one of the largest and most experienced construction law practices in the United States. We offer clients the benefits of a classic construction boutique supported by the resources of a large full-service firm. We represent clients—developers, contractors, owners, architects, engineers, subcontractors and lenders—in all phases of construction projects, from inception to completion, domestically and abroad.