Wisconsin Contractor License Types
| License Type | Application Fee | Annual Renewal | Bond |
|---|---|---|---|
| Dwelling Contractor Certification Required for any business that contracts to construct, alter, repair, improve, move, or demolish a one- or two-family dwelling in Wisconsin. Held by the business; must employ a Dwelling Contractor Qualifier. The contractor must carry either a $25,000 minimum surety bond or liability insurance meeting Wis. Stat. 101.654(2m). | $25 application + $200 credential fee | Renewed annually per Wis. Admin. Code SPS 305.07 (biennial continuing education via the Qualifier) | $25,000 surety bond minimum, or qualifying liability insurance |
| Dwelling Contractor Restricted Issued when the contractor posts a surety bond below $25,000. The contractor may only perform dwelling work on projects whose contract price does not exceed the bond amount. Authorized under Wis. Admin. Code SPS 305.315(3)(a)2. | $25 application + $200 credential fee | Same as standard Dwelling Contractor Certification | Surety bond in any amount under $25,000 — work capped at bond value |
| Dwelling Contractor Qualifier Individual credential required for every Dwelling Contractor business. Applicant must complete a 12-hour DSPS-approved initial course on Wisconsin construction laws, codes, and business practices (with course tests) within one year of application, per Wis. Admin. Code SPS 305.315(5). Requires 12 hours of approved continuing education every two years prior to renewal. | $30 application + $200 credential fee | Biennial renewal; 12 hours continuing education required before expiration (SPS 305.08) | None (bond is held by the Dwelling Contractor business, not the Qualifier) |
| Electrical Contractor Required to contract for electrical wiring work in Wisconsin, per Wis. Stat. 101.862. The contractor must employ a licensed Master Electrician to supervise the work; electricians performing the work must hold the appropriate Master, Journeyman, or Registered credential. | Fees calculated in LicensE at license.wi.gov | Four-year renewal cycle (trades expire June 30) | No state bond; liability insurance typically required by municipality |
| Master Electrician Individual license authorizing supervision of electrical wiring work in Wisconsin. Required to qualify an Electrical Contractor business. Issued by DSPS under Wis. Stat. 101.862. | Fees calculated in LicensE at license.wi.gov | Four-year renewal (June 30). Residential Master Electrician renewal fee: $200 per DSPS Trades Renewal Dates & Fees. | None |
| Journeyman Electrician Individual license for performing electrical wiring work under the supervision of a Master Electrician. Issued by DSPS under Wis. Stat. 101.862. | Fees calculated in LicensE at license.wi.gov | Four-year renewal (June 30). Renewal fee: $100 per DSPS Trades Renewal Dates & Fees. | None |
| Master Plumber Required to supervise plumbing work in Wisconsin. Issued by DSPS under Wis. Stat. Ch. 145. A Master Plumber Restricted Service credential exists for limited scopes (service, repair, and replacement only). | Fees calculated in LicensE at license.wi.gov | Four-year renewal (March 31). Renewal fee: $500 per DSPS Trades Renewal Dates & Fees. | None at state level |
| Journeyman Plumber Individual license for performing plumbing work under the supervision of a Master Plumber. Issued by DSPS under Wis. Stat. Ch. 145. | Fees calculated in LicensE at license.wi.gov | Four-year renewal (March 31) | None |
Processing time: Variable — DSPS issues credentials through the LicensE system at license.wi.gov. Applicants must upload required documents within 3 months of request or reapply (Wis. Admin. Code SPS 305). No fixed processing time is published; most applicants should expect several weeks once all documentation (course completion, bond/insurance, workers' comp attestation) is on file. from application submission to license issuance.
Wisconsin (WI) licenses residential contractors at the state level through the Department of Safety and Professional Services (DSPS). Anyone who contracts to construct, alter, repair, improve, move, or demolish a one- or two-family dwelling must hold a Dwelling Contractor Certification (DC) and employ at least one individual who holds a Dwelling Contractor Qualifier (DCQ) certification, per Wis. Stat. 101.654 and Wis. Admin. Code SPS 305.31/305.315. The DC provides the financial responsibility (surety bond or liability insurance); the DCQ provides the qualifying individual who has completed a 12-hour initial course on construction laws, codes, and business practices and who completes 12 hours of continuing education every two years. Electrical and plumbing trades are licensed separately under Wis. Stat. 101.862 and Ch. 145. Wisconsin does not have a statewide HVAC contractor license — HVAC licensing is handled at the municipal level. Consumer protections for home improvement contracts of any dollar amount are governed by the Home Improvement Practices Act at Wis. Admin. Code ATCP 110, administered by the Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP). Verify any Wisconsin trade credential at licensesearch.wi.gov.
Step 1: Ask for the Contractor's DSPS Credential Number
In Wisconsin, residential contractors must hold a Dwelling Contractor Certification (the business credential) AND employ at least one Dwelling Contractor Qualifier (the individual credential). Building permits for 1-2 family dwellings typically require both credential numbers on the permit application. Ask for both numbers before you sign a contract.
Step 2: Look Up the Credential on LicenseSearch.wi.gov
Use the DSPS public credential search to verify that both the Dwelling Contractor and Dwelling Contractor Qualifier are active, unexpired, and not under discipline. The same tool verifies Master/Journeyman Electrician and Master/Journeyman Plumber credentials.
Step 3: Confirm the Surety Bond or Liability Insurance
Every Dwelling Contractor must carry a $25,000 surety bond OR qualifying liability insurance under Wis. Stat. 101.654(2m). If the contractor holds a Dwelling Contractor Restricted credential, their bond is below $25,000 and they may only contract for projects up to the bond amount. Ask to see the certificate of insurance or bond rider.
- Surety bond: $25,000 minimum (or lower for Restricted credential)
- Liability insurance: alternative to bond under Wis. Stat. 101.654(2m)
- Workers' compensation: required if the contractor has employees
Step 4: Check the Right Trade Credentials for Electrical and Plumbing
Wisconsin licenses electrical and plumbing trades separately from the Dwelling Contractor credential. If your project involves electrical work, confirm the business employs a licensed Master Electrician and that the electricians on site hold at least a Journeyman or Registered credential. For plumbing, verify a Master Plumber supervises and Journeyman Plumbers perform the work.
Step 5: Check for Complaints with DSPS and DATCP
DSPS handles credential-related complaints (unlicensed practice, scope violations, continuing-education fraud). DATCP's Bureau of Consumer Protection handles home-improvement complaints under the Home Improvement Practices Act (Wis. Admin. Code ATCP 110) — deceptive advertising, failure to deliver, missing lien waivers, and contract-term violations. Check both before hiring.
Wisconsin Contractor Insurance Requirements
| Insurance Type | Requirement |
|---|---|
| General Liability / Surety Bond | Under Wis. Stat. 101.654(2m), Dwelling Contractors must provide either a $25,000 minimum surety bond OR qualifying liability insurance as financial responsibility. A Dwelling Contractor Restricted credential may use a bond below $25,000 but is limited to projects not exceeding the bond amount. |
| Workers' Compensation | Required for any Wisconsin employer with employees under Wis. Stat. Ch. 102 (administered by DWD, not DSPS). DSPS requires Dwelling Contractor applicants to certify compliance with workers' compensation and unemployment insurance laws as part of the DC application per Wis. Stat. 101.654(2). |
Wisconsin Contractor Bond Requirements
Wisconsin Dwelling Contractors must provide financial responsibility under Wis. Stat. 101.654(2m) — either a $25,000 minimum surety bond or qualifying liability insurance. A Dwelling Contractor Restricted credential allows a bond below $25,000 but caps the contractor's work at the bond amount.
Wisconsin Consumer Protections for Home Improvement
Wisconsin law provides several important protections for homeowners hiring contractors:
- All home improvement contracts must be in writing under Wis. Admin. Code ATCP 110.05 — there is no dollar threshold; the rule applies universally.
- Contractors must provide three copies of the Notice of Right to Receive Lien Waivers at contract signing and, on request, lien waivers from subcontractors and material suppliers.
- Home solicitation sales over $25 signed at the consumer's home carry a 3 business day right to cancel under Wis. Stat. 423.202.
- Exterior home improvement contracts tied to an insurance claim carry an additional 3 business day right to cancel if the insurer denies the claim, under Wis. Stat. 100.65.
- If a contractor fails to deliver materials or services on schedule, the consumer may cancel in writing and demand return of unspent payments within 15 days under Wis. Admin. Code ATCP 110.07.
- Consumers harmed by ATCP 110 violations may sue for twice their damages plus costs and reasonable attorney fees under Wis. Stat. 100.20(5).
- Dwelling Contractor and Dwelling Contractor Qualifier credential numbers are typically required on building permit applications for 1-2 family dwellings.
What Happens if You Hire an Unlicensed Contractor?
Hiring an unlicensed contractor in Wisconsin puts you at risk:
- The contractor may be unable to pull building permits — municipalities typically require DC and DCQ credential numbers on 1-2 family dwelling permit applications
- No DSPS recourse for credential-related issues if something goes wrong
- Your homeowner's insurance may deny claims for damage caused by unlicensed work
- The contractor may be subject to DSPS enforcement, civil penalties, and stop-work orders under Wis. Stat. 101.654
- You may struggle to pursue lien waivers, written contract rights, and other ATCP 110 protections if the contractor is operating outside the regulatory system
How to Report an Unlicensed Contractor in Wisconsin
Report unlicensed Dwelling Contractor or trade-license activity to DSPS. Report deceptive home-improvement business practices (no written contract, failure to deliver, missing lien waivers, high-pressure sales) to DATCP. Both agencies accept anonymous tips.
- DSPS (credential complaints): dsps.wi.gov; PO Box 8935, Madison, WI 53708-8935; (608) 266-2112; dsps@wisconsin.gov
- DATCP (home improvement practices): (800) 422-7128 or (608) 224-4976; DATCPHotline@wi.gov; 2811 Agriculture Drive, PO Box 8911, Madison, WI 53718-8911
How to File a Complaint Against a Registered Contractor in Wisconsin
Wisconsin splits complaint jurisdiction. DSPS handles credential-related complaints (unlicensed practice, discipline, scope-of-work violations) against Dwelling Contractors and trade license holders. DATCP's Bureau of Consumer Protection handles home-improvement business practice complaints under Wis. Admin. Code ATCP 110.
You can file a complaint by:
- DSPS credential complaints: Online via dsps.wi.gov or by mail to DSPS, PO Box 8935, Madison, WI 53708-8935
- DATCP consumer complaints: Phone (800) 422-7128 or (608) 224-4976; email DATCPHotline@wi.gov; mail to DATCP Bureau of Consumer Protection, 2811 Agriculture Drive, PO Box 8911, Madison, WI 53718-8911
- DSPS general inquiries: (608) 266-2112 or dsps@wisconsin.gov
Consumers harmed by ATCP 110 violations may also pursue private civil action under Wis. Stat. 100.20(5), which allows recovery of twice the damages plus costs and attorney fees.
Wisconsin Contractor Bond Schedule
Wisconsin's residential contractor bonding requirement is set by statute and implemented in Wis. Admin. Code SPS 305.315. Trade licenses (electrical, plumbing) generally do not carry a state-level bond requirement; bonds may be required by the municipality issuing the building or trade permit.
| License Type | Bond Amount | Notes |
|---|---|---|
| Dwelling Contractor Surety Bond | $25,000 minimum | Required unless the contractor provides qualifying liability insurance (Wis. Stat. 101.654(2m)). Bond filed with DSPS on form SBD-10679. |
| Dwelling Contractor Restricted Bond | Any amount under $25,000 | Allows a contractor to hold a credential with less than the full bond, but work is capped at the bond amount per project (SPS 305.315(3)(a)2). |
| Municipal Bonds | Varies | Cities and counties may require additional contractor or trade-specific bonds as part of local licensing or permit issuance. |
What Makes Wisconsin Contractor Licensing Unique
Two Credentials Required: DC + DCQ
Wisconsin is unusual in requiring two separate credentials to contract for residential dwelling work: the Dwelling Contractor Certification (held by the business and carrying the financial responsibility) and the Dwelling Contractor Qualifier (held by an individual who has completed the 12-hour initial course). Both credential numbers are typically required on 1-2 family dwelling building permits.
12-Hour Initial Course + 12 Hours CE Every 2 Years
The Dwelling Contractor Qualifier must complete a 12-hour DSPS-approved initial course on Wisconsin construction laws, codes, and business practices within one year of applying, and must complete 12 hours of approved continuing education every two years before the credential expires (Wis. Admin. Code SPS 305.315(5), 305.08).
$25,000 Bond OR Liability Insurance
Under Wis. Stat. 101.654(2m), a Dwelling Contractor may satisfy the financial responsibility requirement with either a $25,000 minimum surety bond OR qualifying liability insurance. A contractor that files a smaller bond receives a Dwelling Contractor Restricted credential and is capped at project values equal to the bond amount.
No Statewide HVAC License
Wisconsin does not license HVAC contractors at the state level. HVAC licensing — when it exists — is handled by individual cities or counties. Confirm local HVAC licensing requirements with the municipality where the work will be performed.
Home Improvement Rules Administered by DATCP, Not DSPS
Business-practice rules for home improvement contracts — written contract requirements, lien waiver notices, cancellation rights, and deceptive-practice prohibitions — live in Wis. Admin. Code ATCP 110 and are administered by the Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP), not DSPS. Consumers have two separate avenues: DSPS for credential issues, DATCP for contract/practice issues.
Wisconsin Contractor License Fees
Frequently Asked Questions: Wisconsin Contractor Licensing
How do I check a contractor's license in Wisconsin?
Use the Wisconsin DSPS credential lookup at licensesearch.wi.gov. You can search by credential number, business name, or individual name. For residential work, verify that the business holds an active Dwelling Contractor Certification AND that the Dwelling Contractor Qualifier named on the credential is also active and unexpired. For electrical and plumbing work, separately verify the Master/Journeyman Electrician or Master/Journeyman Plumber credentials.
What is a Dwelling Contractor in Wisconsin?
A Dwelling Contractor is a business certified by the Wisconsin Department of Safety and Professional Services (DSPS) to contract for construction, alteration, repair, improvement, moving, or demolition of one- or two-family dwellings. The credential is required under Wis. Stat. 101.654 and Wis. Admin. Code SPS 305.315. The business must also employ at least one individual who holds a Dwelling Contractor Qualifier credential.
What is a Dwelling Contractor Qualifier?
A Dwelling Contractor Qualifier is an individual credential required for every Dwelling Contractor business. To qualify, the individual must complete a 12-hour DSPS-approved initial course on Wisconsin construction laws, codes, and business practices within one year of application. The credential is renewed with 12 hours of continuing education every two years.
Does Wisconsin require a bond for contractors?
Yes, for Dwelling Contractors. Under Wis. Stat. 101.654(2m), the business must file either a $25,000 minimum surety bond or qualifying liability insurance with DSPS. A contractor may hold a Dwelling Contractor Restricted credential with a smaller bond, but the restricted credential caps the contractor's work at the bond amount. Trade licenses (electrical, plumbing) do not generally carry a state-level bond requirement, though local municipalities may impose one.
Does Wisconsin license HVAC contractors?
No — Wisconsin does not license HVAC contractors at the state level. HVAC licensing is handled by individual cities and counties. If you need HVAC work done, check directly with your municipality for local licensing requirements. Electrical and plumbing work, by contrast, are licensed statewide through DSPS.
How much does a Wisconsin Dwelling Contractor credential cost?
Per the DSPS Trades Renewal Dates & Fees schedule, the Dwelling Contractor Certification costs $25 to apply plus $200 for the credential. The Dwelling Contractor Qualifier individual credential costs $30 to apply plus $200 for the credential, with a $25 late fee for late renewal. Additional costs include the 12-hour initial course (varies by provider), the $25,000 surety bond premium (typically $100-$400 per year depending on credit), and continuing-education costs every two years.
What is the Wisconsin Home Improvement Practices Act?
The Wisconsin Home Improvement Practices Act is Wis. Admin. Code ATCP 110, administered by the Department of Agriculture, Trade and Consumer Protection (DATCP). It requires all home improvement contracts to be in writing — regardless of dollar amount — and mandates disclosure of lien waiver rights, cancellation rights, and written warranties. Consumers harmed by a violation can sue for twice their damages plus costs and attorney fees under Wis. Stat. 100.20(5).
Can I cancel a home improvement contract in Wisconsin?
Yes — in several situations. Under Wis. Stat. 423.202, home solicitation sales over $25 signed at your home may be canceled within 3 business days. Under Wis. Stat. 100.65, exterior home improvement contracts tied to an insurance claim carry an additional 3 business day cancellation window if the insurer denies the claim. Under Wis. Admin. Code ATCP 110.07, if the contractor fails to deliver on time you may cancel in writing and demand return of unspent payments within 15 days.
How do I file a complaint against a Wisconsin contractor?
For credential-related issues (unlicensed work, scope violations, discipline), file with DSPS online at dsps.wi.gov or by mail to DSPS, PO Box 8935, Madison, WI 53708-8935. For home-improvement business-practice issues (deceptive practices, missing written contract, failure to deliver, missing lien waivers), file with DATCP at (800) 422-7128, DATCPHotline@wi.gov, or 2811 Agriculture Drive, PO Box 8911, Madison, WI 53718-8911. Consumers may also sue privately under Wis. Stat. 100.20(5) for twice their damages plus costs and attorney fees.
What happens if I hire an unlicensed contractor in Wisconsin?
Contracting for 1-2 family dwelling work without a DSPS Dwelling Contractor Certification violates Wis. Stat. 101.654 and can expose the contractor to DSPS enforcement, civil penalties, and stop-work orders. For you as the homeowner, an unlicensed contractor typically means no access to DSPS recourse, likely difficulty getting permits issued or inspections passed, and potential insurance coverage issues. Always verify at licensesearch.wi.gov before signing.
Sources
Facts on this page were verified against the following primary sources on April 20, 2026. Licensing laws, fees, and bond amounts change — always confirm with the official board before acting.
- DSPS — Dwelling Contractor profession page — Primary DSPS page for the Dwelling Contractor Certification. (retrieved 2026-04-20)
- DSPS — Dwelling Contractor Qualifier profession page — Primary DSPS page for the Dwelling Contractor Qualifier individual credential (12-hour course, CE). (retrieved 2026-04-20)
- DSPS — Dwelling Contractor Restricted profession page — Restricted credential for contractors with bonds under $25,000 — work capped at bond amount. (retrieved 2026-04-20)
- Wis. Admin. Code SPS 305.315 — Dwelling Contractor and Qualifier — Administrative rule governing the DC and DCQ credentials, 12-hour course, and continuing education. (retrieved 2026-04-20)
- Wis. Stat. 101.654 — Financial responsibility for dwelling contractors — Statutory authority for the Dwelling Contractor Certification and the $25,000 bond / liability insurance requirement. (retrieved 2026-04-20)
- DSPS — Trades Renewal Dates & Fees — Authoritative fee and renewal-date schedule for DSPS trades credentials (DC, DCQ, electricians, plumbers). (retrieved 2026-04-20)
- DSPS — Master Electrician profession page — Primary DSPS page for the Master Electrician credential. (retrieved 2026-04-20)
- DSPS — Journeyman Electrician profession page — Primary DSPS page for the Journeyman Electrician credential. (retrieved 2026-04-20)
- DSPS — Master Plumber profession page — Primary DSPS page for the Master Plumber credential (Wis. Stat. Ch. 145). (retrieved 2026-04-20)
- DSPS — LicensE online application and renewal system — All DSPS credential applications, renewals, and fee calculations happen in LicensE. (retrieved 2026-04-20)
- DSPS — Credential Search (licensesearch.wi.gov) — Public credential lookup for DSPS-issued licenses and certifications. (retrieved 2026-04-20)
- DATCP — Home Improvement Consumer Tips (ATCP 110) — DATCP consumer guide to the Home Improvement Practices Act — written contracts, lien waivers, cancellation rights. (retrieved 2026-04-20)
- Wis. Admin. Code ATCP 110 — Home Improvement Practices — Full text of the Home Improvement Practices Act administered by DATCP. (retrieved 2026-04-20)
- DSPS — Contact Us — DSPS mailing address (PO Box 8935, Madison, WI 53708-8935), phone, and general email. (retrieved 2026-04-20)
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