If your long-term disability claim, life insurance claim, or other ERISA-governed employee benefit claim has been denied, you may assume the outcome of your case depends entirely on your medical records, policy language, or the strength of your evidence.

Those things matter. But federal court data shows there is another factor that can dramatically influence the outcome of your case:

Where your lawsuit is filed — and which legal standard the court applies.

An extensive analysis of federal ERISA benefit denial cases from 2015 through May 2026 found enormous differences in claimant success rates depending on the federal circuit and district court handling the case.

In some jurisdictions, claimants win nearly half of all decided ERISA denial cases.

In others, insurers win more than 80% of the time.

For employees whose ERISA plans are administered in California, Washington, or Oregon, the difference can be life-changing.

What Is ERISA?

The Employee Retirement Income Security Act (ERISA) is the federal law governing most employer-sponsored benefit plans, including:

• Long-term disability (LTD) insurance
• Short-term disability insurance
• Life insurance benefits
• Health insurance benefits
• Pension and retirement plans

When an insurance company denies benefits under an ERISA-governed plan, claimants typically must file suit in federal court.

But unlike many areas of litigation, ERISA lawsuits often involve extremely limited evidence, narrow procedural rules, and legal standards that heavily favor insurance companies unless the case is positioned correctly from the start.

The Most Important Variable in ERISA Litigation: The Standard of Review

The single most important issue in many ERISA cases is the standard of review the court applies.

There are two primary standards:

De Novo Review

Under de novo review, the judge independently evaluates the claim from scratch.

The insurance company receives no special deference.

The court asks:

“Based on the evidence, is the claimant entitled to benefits?”

This standard is significantly more favorable to claimants.

Research cited in the federal court analysis found plaintiffs win approximately 68% of ERISA cases decided under de novo review.

Abuse of Discretion Review

Under abuse of discretion review (sometimes called “arbitrary and capricious” review), the court gives substantial deference to the insurance company’s decision.

Even if the judge personally disagrees with the denial, the insurer may still win as long as the denial was not deemed unreasonable.

Under this standard, claimants win only about 28% of cases.

That gap is enormous.

Why Some Federal Courts Are Much More Favorable to ERISA Plaintiffs

Federal court outcome data shows dramatic regional differences in ERISA litigation outcomes.

National ERISA Plaintiff Win Rates by Circuit

The Ninth Circuit — which includes California, Washington, and Oregon — had the highest plaintiff win rate in the country.

The Eleventh Circuit — covering Florida, Georgia, and Alabama — had the lowest.

Why California, Washington, and Oregon Matter in ERISA Cases

California, Washington, and Oregon each prohibit discretionary clauses in many fully insured disability policies.

These laws are critically important because they can eliminate the insurer’s ability to demand abuse-of-discretion review.

California Insurance Code § 10110.6

California law voids discretionary clauses in many disability insurance policies.

The Ninth Circuit upheld this law in:

Orzechowski v. Boeing Co. Non-Union LTD Plan

This means many ERISA plaintiffs whose plans are administered in California may qualify for de novo review instead of deferential review.

Washington and Oregon Have Similar Protections

Washington and Oregon also prohibit discretionary clauses in many insured disability policies.

Federal court data suggests those protections matter significantly in real-world litigation outcomes.

The Highest Performing Federal Courts for ERISA Plaintiffs

The data identified several federal districts with especially strong plaintiff outcomes.

District of Oregon (Portland)

• Plaintiff win rate: 67.5%
• Highest measured district win rate nationally

Western District of Washington (Seattle)

• Plaintiff win rate: 61.3%

Northern District of California (San Francisco)

• Plaintiff win rate: 48.4%

These outcomes stand in sharp contrast to courts like:

Middle District of Florida (Orlando/Tampa)

• Plaintiff win rate: 13.2%

Can You File an ERISA Lawsuit in California or Washington If You Live Somewhere Else?

In many cases, yes.

ERISA’s venue statute allows lawsuits to be filed where:

• The plan is administered
• The breach occurred
• A defendant resides or may be found

That means employees who live in the locations below may still be able to file suit in California, Washington, or Oregon if their employer’s ERISA plan is administered there:

• Texas
• Florida
• Georgia
• New York
• Illinois
• Colorado
• Massachusetts

This issue is especially important for employees of large national companies headquartered on the West Coast.

Why Experienced ERISA Counsel Matters

Federal courts do not automatically apply favorable state discretionary clause bans.

If plaintiff’s counsel fails to raise the issue correctly, courts may default to abuse-of-discretion review even when de novo review should apply.

That can dramatically reduce the likelihood of success.

An experienced ERISA attorney should evaluate:

• Whether the plan is fully insured or self-funded
• Where the plan is administered
• Whether discretionary clause bans apply
• Whether venue can be established in a favorable jurisdiction
• Which standard of review should govern the case

These issues can fundamentally change the litigation landscape.

City-by-City Differences in ERISA Outcomes

The data revealed major differences in claimant outcomes across the country.

For some claimants, the difference between filing locally versus filing in a favorable Ninth Circuit jurisdiction may represent a several-fold increase in measured plaintiff outcomes.

What to Do After an ERISA Disability Claim Denial

If your disability benefits or ERISA claim has been denied, timing and strategy matter.

Before filing suit, it is important to understand:

• Which court may hear your case
• Whether de novo review is available
• Whether your plan is self-funded or insured
• Whether discretionary clause bans apply
• Whether your employer’s plan administration location affects venue options

These issues can significantly impact your ability to recover benefits.

Why Clients Nationwide Work With Monahan Tucker Law

Monahan Tucker Law represents claimants in ERISA disability and benefit denial litigation nationwide.

The firm focuses on helping employees and professionals navigate complex ERISA disputes involving:

• Long-term disability denials
• Life insurance claim denials
• Health benefit denials
• Appeals and federal litigation

Because venue and standard-of-review issues can dramatically affect outcomes, working with counsel experienced in ERISA litigation strategy is critical.

Frequently Asked Questions About ERISA Disability Lawsuits

What is the difference between de novo review and abuse of discretion review?

De novo review allows the court to independently evaluate your claim without deferring to the insurance company’s decision.

Abuse of discretion review gives substantial deference to the insurer and is generally much harder for claimants to overcome.

Can I sue my disability insurance company in another state?

Possibly. ERISA venue rules may allow suit where the plan is administered or where a defendant resides. Many employer plans are administered in California, Washington, or Oregon.

Do all ERISA plans qualify for de novo review?

No. Some plans are self-funded and may not be subject to state discretionary clause bans.

An attorney must evaluate the specific plan documents and funding structure.

Why are California and Washington important in ERISA litigation?

Both states prohibit discretionary clauses in many fully insured disability policies, which can result in de novo review and more favorable litigation outcomes.

Is ERISA federal court litigation difficult?

Yes. ERISA litigation is highly specialized and procedurally unique. Mistakes regarding venue, standard of review, or administrative appeals can significantly harm a claim.

Disclaimer

This page is for informational purposes only and does not constitute legal advice. Every ERISA case is fact-specific. Past results and statistical outcomes do not guarantee future results. Consult an experienced ERISA attorney regarding your specific claim and legal options.