🔥 Limited Time:First analysis FREE (usually $47)
23:45:00
Claim Now
All States
MO

Missouri Mechanics Lien Law

Everything you need to know to protect your lien rights in Missouri

Critical Deadlines

60

days - Preliminary Notice

180

days - Lien Filing

90

days - Enforcement

📋Preliminary Notice

REQUIRED
Deadline
60 days from first furnishing
Form Name
Notice to Owner
Must be Served To
Owner
Delivery Method
Certified mail

Warning: Missing this deadline may result in losing ALL lien rights.

⚖️Lien Filing

Filing Deadline
180 days from last work
Where to File
Circuit Court Clerk
Filing Fee
$25-50
Description
Within 6 months of last furnishing

⏱️Enforcement

Deadline to Sue
90 days from filing lien
Description
Within 90 days of filing lien

Note: If you don't file a lawsuit within this period, your lien becomes unenforceable.

🏛️Public Projects (Bond Claims)

Preliminary Notice
Required within 60 days
Bond Claim Deadline
90 days from completion
Governing Statute
RSMo §107.170

Special Rules & Contractor Protections

Pay-if-Paid

⚠️ Enforceable

Anti-Indemnity

✓ Protected by RSMo §434.100

Retainage Cap

5%

Trust Fund

✓ Construction funds protected

License Required

Not required for liens

💡 Important Notes for Missouri

  • Notice to owner required within 60 days
  • Short 90-day enforcement deadline after filing
  • Trust fund statute applies

📚 Statute References

Lien Law:
RSMo §429.010
Bond Law:
RSMo §107.170

Protect Your Rights in Missouri

SubShield automatically applies Missouri lien laws when analyzing your contracts. Get deadline tracking, compliance alerts, and personalized risk analysis.

This information is for educational purposes only and is current as of January 2026. Always consult with a licensed Missouri construction attorney for your specific situation.