Maryland · Md. Real Prop. §9-104
Lien Clock runs.
Notice to owner — 120-day path / petition to establish lien

Maryland mechanics’ liens are petition-based. A notice to owner is part of the path (§9-104). We serve that notice and calendar the petition deadline after last work — not a 20-day preliminary notice, still fatal if missed.
Start the clock · We draft. You approve. We send.