50 State Resource
State Lien Law Learning Center
Comprehensive guides to mechanics lien and preliminary notice requirements for every state. Stay compliant and protect your lien rights.
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Idaho
Idaho Code § 45-501 et seq.
Notice Required
Notice Deadline
20 Days
Lien Filing Deadline
90 days after completion
Public Bond Threshold
$50,000 for public projects
Overview
Idaho requires a preliminary notice within 20 days of first furnishing. The state follows a similar model to other Western states.
Who Must Send Notice
- Subcontractors
- Material suppliers
Who Receives Notice
- Property owner
- General contractor
- Construction lender
Key Requirements
- 120-day preliminary notice deadline
- 2Lien filing within 90 days of completion
- 3Notice must be served by certified mail or personal delivery
- 4Late notices only protect recent work
Important Notice
Idaho requires specific information in the preliminary notice including property description and estimated amount.
Timeline Summary
1
First Furnishing
Day 0
2
Notice Deadline
Day 20
3
Lien Filing
90 days after completion
4
Enforcement
6 months from filing to foreclose