Limited Purpose FSA: What It Covers And What It Doesn't

Last Updated: May 27, 2026 • Written by Marcus Holloway

Table of Contents

01. Confused about limited purpose FSA coverage? Here's the quick guide
02. What is a Limited Purpose FSA?
03. How Does It Differ from Standard FSAs?
04. Eligible Expenses
05. Ineligible Expenses
06. Enrollment and Contribution Rules
07. Using Your Funds
08. Carryover and Forfeiture Rules
09. Real-World Examples
10. Historical Context and Stats
11. Maximizing Your LPFSA
12. Common Pitfalls to Avoid

Confused about limited purpose FSA coverage? Here's the quick guide

A limited purpose FSA (LPFSA) covers only eligible dental and vision expenses, such as eye exams, prescription glasses, contact lenses, dental cleanings, fillings, braces, and dentures, when paired with a high-deductible health plan (HDHP) and health savings account (HSA). This restriction prevents interference with HSA eligibility while allowing pre-tax savings on these specific out-of-pocket costs. Unlike standard FSAs, LPFSAs exclude general medical expenses to comply with IRS rules under Section 125.

What is a Limited Purpose FSA?

Introduced in the early 2000s as part of efforts to expand consumer-driven health plans, a limited purpose FSA is an employer-sponsored account funded by pre-tax payroll deductions. Employees can contribute up to $3,400 in 2026, per IRS Notice 2025-87 released on November 15, 2025, marking a 3.1% inflation adjustment from 2025's $3,300 limit. "The LPFSA bridges the gap for dental and vision needs without disqualifying HSAs," noted IRS spokesperson Maria Gonzalez in a 2024 webinar.

Over 12 million Americans used FSAs in 2025, with LPFSAs comprising 28% of new enrollments amid rising HDHP adoption, according to the Employers Council on Flexible Compensation (ECFC) 2026 Benefits Survey. This growth reflects a 15% year-over-year increase, driven by average dental costs hitting $1,200 per family annually, per the American Dental Association's 2025 Health Policy Institute report.

How Does It Differ from Standard FSAs?

Standard FSAs reimburse a broad range of qualified medical expenses under IRS Publication 502, including doctor visits and prescriptions, but cannot coexist with HSAs. LPFSAs narrow coverage to dental and vision only, preserving HDHP compatibility since 2004 Health Savings Account reforms. A 2025 Deloitte study found 67% of HDHP enrollees paired LPFSAs to offset vision costs averaging $450 yearly.

Feature	Limited Purpose FSA	Standard FSA
Coverage Scope	Dental & Vision only	All IRS qualified medical
HSA Compatibility	Yes	No
2026 Contribution Limit	$3,400	$3,400
Carryover Allowed	Up to $680 (20%)	Up to $680 (20%)
Grace Period	2.5 months typical	2.5 months typical

This table highlights why 42% of Fortune 500 employers offered LPFSAs in 2026 open enrollment, up from 31% in 2023, per Mercer's National Survey of Employer-Sponsored Health Plans.

Eligible Expenses

Dental cleanings, exams, and X-rays for preventive care.
Fillings, crowns, root canals, and extractions.
Orthodontic treatments like braces for adults and children.
Dentures, bridges, and implants.
Vision exams and prescription eyeglasses.
Contact lenses and related solutions.
LASIK or PRK laser eye surgery.
Over-the-counter items like toothpaste or eye drops if prescribed post-CARES Act 2020 expansion.

These align with IRS Notice 2025-87, covering you, your spouse, and dependents. In 2025, claims averaged $1,856 per participant, with vision at 52% and dental at 48%, per WageWorks 2026 analytics.

Ineligible Expenses

1. General medical doctor visits or hospital stays-these go through your HDHP/HSA.

2. Prescription drugs beyond dental/vision, like antibiotics unrelated to oral care.

3. Cosmetic procedures, such as teeth whitening unless medically necessary.

4. Non-prescription sunglasses or magnifying glasses.

5. Fitness gym memberships, even if doctor-recommended for general health.

Violating these risks IRS penalties up to 20% plus back taxes, as seen in 1,247 audits in 2024, per Treasury Inspector General reports.

Enrollment and Contribution Rules

Enroll during your employer's annual open enrollment, typically October-November for January 1 effective dates. Changes allowed mid-year for qualifying life events like marriage under HIPAA regulations since 1997. Contributions reduce taxable income; a $3,400 election at 25% marginal rate saves $850 federally.

"Pairing LPFSAs with HSAs saved employees $2.3 billion in taxes in 2025 alone," states ECFC President Dr. Emily Chen in their March 2026 whitepaper.

Using Your Funds

Submit claims via debit card, app upload, or mail with receipts/EOBs. Funds available immediately via uniform coverage rule (IRS Reg. 1.125-2). Average processing time: 3 days, with 98% approval rate in 2025 MetLife data. Track via portals like those from FSA administrators since e-transaction mandates in 2012.

Carryover and Forfeiture Rules

Post-2013 PATH Act, carry over up to 20% ($680 for 2026) or use a 2.5-month grace period. 23% of participants forfeited $450 million in 2025, often from overestimating needs, per EBRI estimates. Plan conservatively: estimate annual dental visits at two ($400) plus glasses ($300).

Real-World Examples

Take Sarah Lopez, a Seattle teacher: In 2025, her $2,100 LPFSA covered braces for her teen ($1,800) and annual eye exams ($300), saving $525 in taxes at her 25% bracket. "It made orthodontics affordable without dipping into our HSA," she shared in a 2026 Wisdom blog testimonial.

Conversely, Mike Chen in Austin forfeited $400 in 2024 by miscounting cleanings. Lessons: Review last year's EOBs-average family dental hit $1,410 in 2025 ADA data.

Historical Context and Stats

LPFSAs emerged from 2003 Medicare Modernization Act pilots, formalized in 2004 with HSA launches. By 2010, adoption reached 8% of FSAs; now 29% in 2026. Stats show 35% ROI on contributions via tax savings plus lower premiums, per RAND Corporation 2025 analysis of 50 million lives.

Year	LPFSA Enrollment (Millions)	Avg Claim per User	Tax Savings Total
2023	9.2	$1,650	$1.9B
2024	10.5	$1,720	$2.1B
2025	12.1	$1,856	$2.3B
2026 (Proj)	13.8	$1,950	$2.6B

Maximizing Your LPFSA

Estimate expenses using apps like FSA Calculator from MetLife, factoring 7% annual dental inflation.
Max contributions if routine needs exceed $2,500; otherwise, target 80% utilization.
Pair with employer dental discounts-average 15-20% off via PPOs.
Front-load claims: LASIK in Q1 covered 18% of 2025 funds.

In 2026's landscape, with HDHPs at 46% market share per KFF, LPFSAs empower 25 million workers. Consult your HR for plan docs; savings compound annually.

Common Pitfalls to Avoid

1. Submitting medical bills-denials hit 12% in 2025.

2. Forgetting deadlines-grace periods end March 15 typically.

3. Overcontributing without carryover-22% risk forfeiture.

Avoid these via quarterly reviews; tools like TASC's portal flagged issues for 91% of users preemptively in 2025.

This guide equips you to leverage LPFSAs effectively, saving thousands pre-tax amid 2026's $15,000 family premium averages.

Everything you need to know about Limited Purpose Fsa What It Covers And What It Doesnt

What is the 2026 contribution limit for LPFSAs?

The IRS set the 2026 limit at $3,400 per Notice 2025-87, with $680 carryover, matching standard FSAs but restricted in use.

Can I use LP-FSA with an HSA?

Yes, LPFSAs are HSA-compatible precisely because they limit to dental/vision, avoiding general medical reimbursement conflicts per IRS Rev. Rul. 2004-22.

Does it cover family members?

LPFSAs reimburse for spouses and tax dependents, even if not on your health plan, covering 78% of family claims in 2025 PEBB data.

What if I change jobs?

Funds remain accessible for 90 days post-termination via COBRA-like continuation, then forfeit unless carried over, affecting 14% of participants annually per DOL stats.