What is the deadline to file a mechanics lien in Ohio?
Last reviewed July 5, 2026
In Ohio, you must file a mechanics lien within 75 days after the last work was done or materials were supplied. For residential projects, you need to give a preliminary notice to the owner within 21 days of starting work.
Key points
- 75 days to file a mechanics lien after last work.
- 21 days preliminary notice for residential projects.
- Refer to the Ohio Revised Code for details.
Ohio's mechanics lien law requires timely action. Missing the 75-day deadline means losing your right to file. For residential jobs, the preliminary notice protects your interests. Keep track of your project timelines to avoid problems later on.
How Alloovium helps
Alloovium helps track compliance deadlines and obligations, making sure you don't miss your lien filing dates.
See how it worksRelated questions
- Can a subcontractor file a lien without a written contract in Ohio?
- Do I need to send a preliminary notice before filing a lien in Ohio?
- How long does a mechanics lien last in Ohio?
- How much retainage can be withheld on a construction project in Ohio?
- What are the prompt payment rules for construction in Ohio?
- What is the difference between a conditional and unconditional lien waiver in Ohio?
General information for US construction professionals — not legal advice. Lien deadlines, retainage caps and notice rules vary by state; verify with the state statute or a construction attorney.