What Professional Liability (E&O) Insurance Requirements Apply in Idaho?

Idaho's Supreme Court applied the state's two-year professional-malpractice period to claims against an engineering firm, generally measured from the complained-of act or omission once some damage exists. That filing deadline is not an E&O reporting period; compare the policy's retroactive date and reporting terms with prior engineering work.

What Is Professional Liability (E&O) Insurance?

Professional liability can help pay defense costs and covered losses when a client says your advice or service caused financial harm. If customers rely on your work, list every service you provide and check the claims-made reporting and prior-work terms. Read the national Professional errors and omissions (E&O) guide.

What to Watch for With Professional Liability (E&O) in Idaho

The Claim Clock Can Start Before Discovery
The Idaho Supreme Court explained that the two-year period runs from the occurrence, act, or omission complained of, with accrual requiring some damage; continuing consequences or a continuing professional relationship do not by themselves extend it. Review older project files and policy timing with that rule in mind. ¹
Engineering Claims Are in Scope
In BrunoBuilt, the Idaho Supreme Court applied the professional-malpractice limit to a claim against an engineering firm over engineering services for a home site. If you provide site, structural, or related engineering, identify those services and project dates in the E&O application. ¹
Verify Current Professional Scope
Idaho DOPL links current architect statutes and rules and states that the board had no rulemaking during the 2025–2026 session. Ask the broker to schedule services your Idaho license authorizes and confirm the policy's retroactive date reaches earlier work. ²

Providers With Idaho License Records

These providers publish a national listing for Professional errors and omissions (E&O); the license records below name the licensed entities and roles. Some records rely on company-reported information rather than independent regulator verification. A national listing does not confirm the product is available in Idaho. Check the regulator’s license lookup and confirm state availability for your business when requesting a quote.

At-Bay
Insurance producer, Surplus-lines broker · checked 2026-09-28
At-Bay Insurance Services LLC
At-Bay’s license page lists P&C producer and surplus-lines broker license numbers for all 50 states and the District of Columbia. These are company disclosures and do not establish product availability in each jurisdiction. ⁹
At-Bay offers primary miscellaneous professional liability insurance.
Coalition
Insurance producer, Surplus-lines broker · checked 2026-09-28
Coalition Insurance Solutions, Inc.
Coalition’s license page lists producer and surplus-lines licenses for Coalition Insurance Solutions, Inc. in all 50 states and the District of Columbia. The page separately lists insurers; this record covers the brokerage entity only. ¹⁰
Coalition offers miscellaneous professional liability as an addition to eligible Active Cyber policies.
Corgi
Insurance producer · checked 2026-09-28
Corgi Insurance Services, Inc.
Corgi’s company producer-license table lists 50 jurisdictions: 49 states and the District of Columbia, including DC license 3003091619. New Mexico does not appear in the table and is not included here; the omission does not establish that Corgi is unlicensed there. The company-reported table has no stated as-of date and does not establish product availability. ¹¹
Corgi lists miscellaneous errors and omissions coverage for service-based businesses.
ERGO NEXT Insurance
Insurance producer · checked 2026-09-28
Next First Insurance Agency, Inc.
ERGO NEXT’s current license table lists Next First Insurance Agency, Inc. in 50 jurisdictions, including Washington, DC; New York is excluded because its table rows name Next Insurance Services and AP Intego, not Next First. The table is company-reported; it does not establish product availability or provide state-regulator verification for each entry. ¹³
ERGO NEXT lists professional liability insurance, also called errors and omissions insurance.
Hiscox
Insurer · checked 2026-09-28
Hiscox Insurance Company Inc.
Hiscox’s U.S. company information states that Hiscox Insurance Company Inc. is licensed in all 50 states and the District of Columbia. This is company-reported insurer authority for this entity and does not establish which company issues every Hiscox-branded product. ¹²
Hiscox offers professional errors and omissions insurance for small businesses.
TechInsurance
Insurance producer · checked 2026-09-28
Specialty Program Group LLC
TechInsurance’s current licensing page names Specialty Program Group LLC / SPG Insurance Solutions and lists state license numbers, but labels Rhode Island “Individual licenses” rather than identifying a license for the named agency. RI is omitted because this disclosure does not establish agency authority there; this is a search limitation, not an assertion that the company is unlicensed. The remaining state entries are company-reported and are not an insurance product availability map. ¹⁴
TechInsurance arranges professional errors and omissions insurance for small businesses.
Vouch
Insurance producer · checked 2026-09-28
Vouch Specialty Insurance Services, LLC
Vouch’s licenses page, effective January 16, 2025, lists producer licenses in all 50 states and DC. Its separate surplus-lines table includes Idaho number 870820, while a footnote says Georgia and Idaho do not issue agency-level surplus-lines licenses. Because those statements conflict for Idaho, this record keeps Idaho producer-only and does not treat the table number as established agency surplus-lines authority. The page is company-reported and does not establish product availability. ¹⁵
Vouch lists errors and omissions among the core coverages in its professional-services programs.

Who Regulates Insurance in Idaho?

Idaho Department of Insurance

The Idaho Department of Insurance administers insurance laws and regulates insurers and licensed producers. It directs users to the NAIC State Based Systems lookup for producer and company licensing records and accepts consumer complaints. ^3,^7,⁴

Website: Regulator website
License lookup: Search licensed producers
Complaints: File a complaint
Phone: (208) 334-4250

Surplus-Lines Tax and Stamping Office in Idaho

Reported tax rate. 1.5% of premium when Idaho is the home state for property and casualty coverage ^5,^6,⁸

Idaho’s surplus-lines tax is 1.5%. For property-and-casualty insurance other than workers’ compensation, if Idaho is the insured’s home state the full premium is taxed regardless of where covered risks are located; other lines follow the statutory allocation rule. Surplus-lines policies do not receive Idaho guaranty-association protection.

Questions to Ask Before You Buy Professional Liability (E&O) in Idaho

What retroactive date reaches the Idaho engineering or design work that remains within the potential claim window?
Does the policy schedule site, structural, surveying, and other services your Idaho practice actually provides?
If the practice ends or changes carriers, what reporting extension is available for earlier work and how is it elected?

Professional Liability (E&O) Insurance in Idaho: FAQ

How long does a client have to bring an Idaho professional-malpractice claim?

Generally two years following the occurrence, act, or omission complained of, once some damage has occurred. Idaho's Supreme Court applied that rule to engineering claims; it is a lawsuit deadline, not an insurance reporting term. ¹

Does discovering an Idaho professional error later always start a new two-year period?

No. The Idaho Supreme Court says the period generally runs from the complained-of act or omission once damage exists, and continuing consequences or a continuing professional relationship do not by themselves extend it. ¹

Sources for Professional Liability (E&O) Insurance in Idaho

1
BrunoBuilt, Inc. v. Briggs Engineering, Inc., Idaho Supreme Court Opinion. Idaho Supreme Court; Docket 49176, opinion pp. 5–7, applying Idaho Code § 5-219(4). Accessed 2026-09-28.
2
Architects and Landscape Architects: Statutes, Rules and Guidance. Idaho Division of Occupational and Professional Licenses; Current statutes, rules and 2025–2026 rulemaking activity. Accessed 2026-09-28.
3
Idaho Department of Insurance. Idaho Department of Insurance; Official regulator homepage and consumer resources. Accessed 2026-09-28.
4
Consumers. Idaho Department of Insurance; Official consumer service bureau page with File a Complaint links and published phone. Accessed 2026-09-28.
5
Idaho Insurance Laws and Regulations. Idaho Department of Insurance; 2026 publication: Idaho Code § 41-1204, 1.5% premium tax and home-state allocation rule. Accessed 2026-09-28.
6
Surplus Lines. Idaho Department of Insurance; Idaho surplus-lines broker requirement and Idaho SLA membership. Accessed 2026-09-28.
7
Request Public Records. Idaho Department of Insurance; Department states that producer and insurer licensing records are maintained by State Based Systems and links to individual SBS Lookup Search. Accessed 2026-09-28.
8
Surplus Lines: Facts to Know. Idaho Department of Insurance; Department publication says there is no state guaranty-association coverage for surplus-lines insurance if the company becomes insolvent. Accessed 2026-09-28.
9
Licenses. At-Bay; Current producer introduction and state table; At-Bay Insurance Services LLC; P&C and surplus-lines identifiers. Accessed 2026-09-21.
10
Licenses and Carriers. Coalition; Licenses and Carriers, re-read 22 September 2026: Insurance Licenses table for Coalition Insurance Solutions, Inc., national producer number 18419475, with producer and surplus-lines numbers for all 50 states and DC including California 0L76155, Georgia 196479, Texas 2199630 and 2205589, Pennsylvania 815731 and 817452, Colorado 539028 and Wisconsin 3000108852. Insurance Carriers table naming, with NAIC numbers, Allianz Underwriters Insurance Company 36420, Arch Specialty Insurance Company 21199, Ascot Specialty Insurance Company 45055, Ascot Insurance Company 23752, Aspen Specialty Insurance Company 10717, Chaucer Insurance Company DAC, Coalition Insurance Company 29530, Fireman's Fund Indemnity Corporation 11380, Fortegra Specialty Insurance Company 16823, Lloyd's of London, MSIG Specialty Insurance USA Inc. 34886, MS Transverse Specialty Insurance Company 41807, Steadfast Insurance Company 26387, Vantage Risk Specialty Insurance Company 16275 and Zurich American Insurance Company 16535. Accessed 2026-09-22.
11
Insurance Producer Licenses. Corgi Insurance; Current complete Insurance Producer Licenses table for Corgi Insurance Services, Inc.; 50 rows covering 49 states and DC (DC 3003091619); no New Mexico row; no NPN or as-of date shown. Accessed 2026-09-28.
12
About Hiscox US Insurance. Hiscox; Hiscox Insurance Company Inc. NAIC 10200 as Chicago, IL domiciled insurer admitted or licensed in all 50 states and D.C.; Hiscox Inc. as general agent and Lloyd’s coverholder for Syndicates 33 and 3624; surplus-lines placements through licensed surplus-lines brokers; A.M. Best rating statement. Accessed 2026-09-16.
13
Licenses. ERGO NEXT Insurance; Current entity-by-state license table reopened 28 September 2026: 50 rows under Next First Insurance Agency, Inc., including Washington, DC; New York rows instead list Next Insurance Services PC-1423070 and AP Intego BR-1198885. Accessed 2026-09-28.
14
Insurance Licenses by State. TechInsurance; Current state table; identifies TechInsurance as a division of Specialty Program Group LLC d/b/a SPG Insurance Solutions; lists DC 3000041536 and labels Rhode Island “Individual licenses,” without an agency license number. Accessed 2026-09-28.
15
Licenses. Vouch; Effective 16 January 2025: Vouch Specialty Insurance Services, LLC, NPN 19926463; P&C table (50 states and DC); surplus-lines table includes Idaho 870820; footnote says Georgia and Idaho do not issue agency-level surplus-lines licenses; Idaho retained as producer-only due to conflict. Accessed 2026-09-15.

What Professional Liability (E&O) Insurance Requirements Apply in Idaho?

What Is Professional Liability (E&O) Insurance?

What to Watch for With Professional Liability (E&O) in Idaho

The Claim Clock Can Start Before Discovery

Engineering Claims Are in Scope

Verify Current Professional Scope

Providers With Idaho License Records

At-Bay

Coalition

Corgi

ERGO NEXT Insurance

Hiscox

TechInsurance

Vouch