Updated: January 31, 2026

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Is Professional Liability Insurance Required By Law?

Professional liability insurance is rarely required by general state law, but there are specific situations where coverage is mandatory or contractually expected:

Licensing & regulatory boards
Lawyers, healthcare providers, accountants, architects and other regulated professionals
State board regulations and license renewal applications
Professional certification programs
Certain industry certifications
Certification body requirements
Government contracts
Consultants and professional services contractors
Contract specifications and procurement registration portals
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WHERE TO FIND REQUIREMENTS OUTSIDE OF ONLINE SOURCES

If requirements aren’t clearly outlined online, contact your state licensing board, professional association or procurement officer directly. Look for terms like “errors & omissions,” “professional liability,” “certificate of insurance,” and “minimum limits.” to determine where a requirement may be located.

Professional Liability Insurance Requirements By State & Profession

State or profession-specific requirements vary widely. Some licensing boards mandate professional liability insurance for certain professions, while in most states it’s not generally required by law.

Use the table below as an initial reference point and always verify your exact obligations with the relevant authority since rules can change.

Oregon
Attorneys
Mandatory participation in state bar Professional Liability Fund
$300,000 per claim / $300,000 annual aggregate
Oregon State Bar PLF rules
Pennsylvania
Healthcare providers (MCARE participants)
Participation in state malpractice program
Common structure: $500,000 per occurrence / $1,500,000 aggregate primary layer, total program structure to $1M / $3M
MCARE Act / PA Insurance Dept
Indiana
Qualified healthcare providers
Eligibility for Patient’s Compensation Fund
$500,000 per occurrence / $1,500,000 annual aggregate
Indiana Medical Malpractice Act
Nebraska
Healthcare providers in Excess Liability Fund
Participation in state excess malpractice fund
$500,000 per occurrence / $1,000,000 annual aggregate underlying
Nebraska DOI Med Mal Fund
Texas
Real estate inspectors
Statutory licensing requirement
$100,000 per occurrence professional liability
Texas Occupations Code / TREC
Nevada
Structure / home inspectors
Licensing regulation
Minimum $100,000 E&O
Nevada Administrative Code 645D
Alaska
Real estate agents & brokers
Required for license activation & renewal
Proof of E&O required (numeric limits set by program)
Alaska Real Estate Commission
Colorado

Real estate

Mandatory group E&O program participation
State-set program limits (historically ~$300k aggregate)
Colorado Division of Real Estate
Idaho

Real estate agents

Licensing requirement
Proof of E&O required
Idaho Real Estate Commission
Iowa

Real estate agents

Licensing statute
$100,000 annual aggregate minimum
Iowa Real Estate Commission rules
Kentucky

Real estate agents

License condition
Proof of E&O required
Kentucky Real Estate Commission
Louisiana

Real estate agents

Licensing statute
$100,000 per claim / $300,000 aggregate (individual); higher firm minimums
Louisiana Real Estate Commission
Mississippi

Real estate agents

License requirement
$100,000 aggregate minimum
Mississippi Real Estate Commission
Montana

Real estate agents

Required at application/renewal
Proof of E&O required
Montana Board of Realty Regulation
Nebraska

Real estate agents

Licensing program
Typical state program minimum $300,000 aggregate
Nebraska Real Estate Commission
New Mexico

Real estate agents

Licensing condition
Proof of E&O required
NM Real Estate Commission
North Dakota

Real estate agents

Licensing statute
Proof of E&O required
ND Real Estate Commission
Rhode Island

Real estate agents

Licensing requirement
$100,000 minimum coverage
RI Department of Business Regulation
South Dakota

Real estate agents

Active license requirement
Proof of E&O required
SD Real Estate Commission
Tennessee

Real estate agents

Statutory license condition
E&O required (limits set by commission program)
TN Dept. of Commerce & Insurance
Wyoming

Real estate agents

Licensing rule
Proof of E&O required
Wyoming Real Estate Commission

When Is Professional Liability Insurance Required by Contracts?

Even when there’s no legal requirement, you’ll often need to meet professional liability (errors & omissions) insurance requirements if you provide services under a contract. If you sign agreements with clients, corporations, government agencies or prime contractors, expect to show proof of coverage for mistakes, negligence or failure in your professional services.

Contract requirements appear in these situations.

Client service agreements
Consulting, design work, IT services, accounting, marketing, advisory roles
COI showing $1M per claim professional liability coverage (sometimes higher)
Master service agreements (MSAs)
Ongoing vendor relationships, enterprise contracts, multi-year engagements
Professional liability with specified limits and proof of coverage maintained throughout contract term
Government or public contracts
Municipal consulting, engineering, healthcare services, tech contracts
COI with stated E&O limits and continuous coverage requirement
Subconsultant agreements
Design, engineering, specialty consulting under a prime contractor
Professional liability coverage that matches the prime contract limits
Technology / SaaS vendor contracts
Software providers, cybersecurity services, data processing
E&O coverage often combined with cyber liability, with minimum limits stated in agreement
Healthcare facility credentialing
Hospitals, clinics, provider networks
Malpractice/professional liability proof with limits meeting facility requirements

How to Meet Professional Liability Insurance Requirements

When you're required to have professional liability insurance, simply “having a policy” isn’t enough. Your coverage, dates, wording and documentation must line up exactly with what the agreement or regulation says.

Here’s how to make sure you’re compliant.

  1. 1

    Match your coverage limits to the contract

    Professional liability limits are usually stated separately from general liability.

    Check:

    • Per claim limit: the most your policy pays for a single claim
    • Annual aggregate limit: the most your policy pays in a policy year

    Many contracts start at $1 million per claim, though higher-risk services may require more.

    If your limits are too low, you may need to:

    • Increase limits at renewal
    • Add excess professional liability coverage
    • Ask the client if lower limits are acceptable for small scopes of work
  2. 2

    Confirm your policy covers the services in the contract

    Professional liability policies only cover the services listed in your policy wording.

    Compare:

    • The scope of work in your contract
    • The “professional services” definition in your policy

    If your contract includes advisory, consulting, design, technical or specialized services not clearly covered in your policy, a claim may be denied.

  3. 3

    Make sure your claims-made policy timing works

    Most professional liability policies are claims-made, which means coverage depends on timing.

    You must have:

    • Coverage active when the work is performed
    • Coverage active when a claim is reported

    Also check:

    • Your retroactive date is earlier than the project start date
    • You don’t let coverage lapse during or after the contract term
  4. 4

    Understand post-project coverage requirements

    Some contracts require you to maintain professional liability insurance after the work is finished.

    This may mean:

    • Keeping your policy active for a set number of years
    • Purchasing tail coverage (extended reporting period) if you stop carrying the policy

    Without this, claims that arise later from past work may not be covered.

  5. 5

    Provide the right documentation

    Clients usually require proof of coverage before work begins.

    Typical documents include:

    • Certificate of Insurance (COI)
    • Sometimes the declarations page
    • Any required endorsements

    Your COI should show:

    • Correct limits
    • Policy effective dates
    • Retroactive date if requested
  6. 6

    Keep coverage continuous

    Gaps in professional liability coverage can remove protection for past services.

    Set reminders to:

    • Renew on time
    • Avoid cancellation or lapse
    • Update certificates when policies renew

Requirements For Professional Liability Insurance

Meeting professional liability insurance requirements is about precision and continuity. Limits matter, but so do your service definitions, policy dates, retroactive coverage and ongoing maintenance. A small mismatch can leave you noncompliant or uncovered, even if you technically have insurance.

So use this as your coverage floor so you can determine how much professional liability coverage you need past your requirements to protect you financially.

Professional Liability Insurance Requirements: Next Steps

A good starting point for most businesses is to step back and look at professional liability insurance as part of your overall risk strategy, not just a contract requirement. The goal is to make sure your coverage reflects the type of services you provide, the financial impact your work could have on clients and the kinds of agreements you expect to sign, not just the smallest requirement in front of you today.

From there, what makes sense next depends on where you are in your business journey.

If you already have coverage and mainly want to confirm you’re protected:

If you’re starting to take on larger or more complex projects:

If your services offered have changed:

If you’re signing more formal contracts than you used to:

If you don’t currently carry professional liability insurance:

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