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South Dakota Mechanic Lien Law: Complete Guide

Your Complete Guide to Mechanic Lien Rights Under S.D. Codified Laws §44-9-1 et seq. — Private Works, Preliminary Notices & Public Project Bond Claims

South Dakota mechanic lien deadline table with toggles for project type and claimant type.

South Dakota Preliminary Notice & Mechanic Lien Deadlines

Select your project type and role to see the deadlines that apply to you.

Project Type
Select Your Tier

Prime Contractor — In privity with the property owner

Preliminary Notice

Not Required

Mechanic Lien

120 days
120 days

File the Mechanic's Lien Statement with the register of deeds in the county where the property is located within 120 days after last furnishing labor or materials.

Serve notice of the filed lien on the owner within the same 120-day window.

Enforcement

6 years

Commence suit to foreclose the Mechanic's Lien within 6 years after the claimant's last furnishing of labor or materials. If the owner serves a written demand to institute proceedings, the claimant must commence suit within the demanded period or the lien lapses.

South Dakota Mechanic Lien Law Overview

South Dakota construction mechanic lien rights are governed by S.D. Codified Laws §44-9-1 et seq. This statutory framework provides mechanic's lien rights to contractors, subcontractors, and material suppliers who furnish labor or materials for the improvement of real property in the State of South Dakota. The statute sets forth specific preliminary notice, filing, and enforcement requirements.

General contractors in South Dakota are not required to serve a preliminary notice to preserve their mechanic lien rights, as their direct contractual relationship with the property owner establishes privity. However, subcontractors and material suppliers who do not have a direct contract with the owner must serve a preliminary notice to the owner within 60 days of first furnishing labor or materials.

All claimants must file their mechanic lien within 120 days from the date of last furnishing labor or materials to the project. This 120-day deadline applies to all tiers of claimants. Enforcement suits must be commenced within 6 months after the date of filing the mechanic lien.

Public works bond claims in South Dakota are governed by S.D. Codified Laws §5-21-1 et seq. Subcontractors and suppliers not in privity with the general contractor must provide written notice to the GC within 90 days of last furnishing. Suit on the bond must be commenced within 1 year. National Lien & Bond provides attorney-backed compliance and recovery services to help South Dakota construction professionals protect their payment rights.

South Dakota mechanic lien law
South Dakota mechanic lien filing deadline
How to file a mechanic lien in South Dakota
South Dakota preliminary notice
South Dakota public works bond claim
South Dakota construction payment rights

Frequently Asked Questions

What statute governs mechanic liens in South Dakota?

Mechanic's liens are governed by S.D. Codified Laws §44-9-1 et seq. Public works bond claims are governed by S.D. Codified Laws §5-21-1 et seq.

Is a preliminary notice required to file a mechanic lien in South Dakota?

General contractors are not required to serve a preliminary notice. Subcontractors and suppliers not in privity with the owner must serve preliminary notice to the owner within 60 days of first furnishing.

What is the deadline to file a mechanic lien in South Dakota?

All claimants must file their mechanic lien within 120 days from the date of last furnishing labor or materials under S.D. Codified Laws §44-9-1 et seq.

How does South Dakota mechanic lien law differ from other states?

South Dakota provides a 120-day mechanic lien filing deadline from last furnishing and a 6-month enforcement period. Subcontractors must serve preliminary notice to the owner within 60 days, and public works bond claims require written notice to the GC within 90 days of last furnishing.

What are the notice requirements for South Dakota public works bond claims?

Subcontractors and suppliers not in privity with the GC must provide written notice to the GC within 90 days of last furnishing. Suit on the bond must be commenced within 1 year.

What is the deadline to file suit to enforce a South Dakota construction mechanic lien?

Suit must be commenced within 6 months after the date the mechanic lien was filed. For public works bond claims, suit must be filed within 1 year.

Deadlines Are Unforgiving

Every Day You Wait Is a Day Closer to Missing Your Deadline

Construction lien deadlines are strict and unforgiving. Once they pass, your right to payment may be gone forever.

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