Exclusion of employer contributions for health insurance
Employer-paid health premiums are untaxed, unlike wages paid in cash.
JCT line: "Exclusion of employer contributions for health care, health insurance premiums, and long-term care insurance premiums". Income tax only, the payroll tax effect is not included, which is why combined estimates elsewhere run substantially higher.
Reaches roughly half the population through employer plans, but the subsidy is worth more per dollar at higher marginal rates, and nothing at all to the uninsured, the unemployed or those buying their own coverage.
Structural reading
This is the largest single tax expenditure in the federal code and the least discussed, which is itself the point of interest. It began as an accident of 1940s wage controls: employers barred from raising wages competed on benefits instead, and the tax treatment that made this possible was later written into permanent law. The structural consequence is that the federal government subsidises health coverage most heavily for those with the highest marginal rates and the richest employer plans, and not at all for those outside employment-based coverage. The one enacted attempt to cap it was repealed on a bipartisan basis before taking effect, an unusually clean illustration of how a diffuse cost paired with a concentrated, organised constituency resolves.
Who gets it
The channels the benefit actually flows through, described by asset position, entity form and form of return. Never by named individuals.
Cost split by the concentration score. That score is a judgement rather than a published figure, so treat this as the scale of the split, not an audited allocation.
- Households in higher marginal rate brackets
The exclusion's value scales with the rate it offsets, so the identical premium is worth roughly twice as much to a household in the top bracket as to one in the lowest.
- Employers offering rich benefit packages
Compensation shifted from taxable wages into untaxed premium avoids both income and payroll tax, making benefit-heavy compensation structurally cheaper than cash.
- Incumbent insurers and provider networks
The subsidy is tied to employer-sponsored coverage as a form, which entrenches the group market against individual-market alternatives.
Who pays
All taxpayers, including the roughly 8% of the population without coverage and the self-employed, who fund the general revenue shortfall without receiving the exclusion.
Sector aggregate. Not attributable to this provision alone.
This transfer follows a general pattern, asymmetric organisation, sustained expert attention, and scheduled expiry dates.
How rent-seeking works →Legislative history and accountability
Enacting statutes, major amendments, recorded votes with party breakdown, and live reform proposals.
Enabling legislation
- Internal Revenue Code of 1954P.L. 83-591Aug 16, 1954
Codified the wartime administrative practice of excluding employer health contributions from employee income, converting a 1943 War Labor Board workaround into permanent statute.
BipartisanA comprehensive recodification enacted with broad support. No separate roll call on this provision is recorded here. unverified
Major amendment
- Revenue Act of 1978, cafeteria plansP.L. 95-600Nov 6, 1978
Added §125, letting employees route their own salary into untaxed premium and broadening the exclusion's reach.
Mixed coalitionEnacted by a Democratic Congress with support from members of both parties. No separate roll call on this provision is recorded here. unverified
- Repeal of the excise tax on high-cost plansP.L. 116-94Dec 20, 2019
Permanently repealed the ACA's so-called Cadillac tax before it ever took effect, removing the only enacted cap on the exclusion. Passed with large bipartisan majorities in both chambers.
houseDec 17, 2019· Passed, 297-120Who voted which way: full roll callDemocratic218 yea7 nay97% yeaRepublican79 yea112 nay41% yeaIndependent / other0 yea1 nay0% yeasenateDec 19, 2019· Agreed to, 71-23Who voted which way: full roll callDemocratic39 yea2 nay95% yeaRepublican31 yea21 nay60% yeaIndependent / other1 yea0 nay100% yea
Reform proposal
- Proposals to cap the exclusion at a percentile of premium cost
Recurring proposals from both parties would cap the excludable amount rather than repeal it. None has advanced out of committee in recent Congresses.
Lobbying around this provision
This is not campaign money, and it is not attributable to the votes above. Lobbying disclosures record what organisations spent engaging policymakers across an entire issue area over a quarter. They are not broken out by party, by member, or by bill, and no part of this figure can be traced to any vote on this page. It is shown as an indicator of how organised the interest around this provision is, nothing more.
Demonstrating an actual relationship between money and votes would require campaign contribution records matched to each member of the roll call. That is a different dataset and is not yet built here.
Senate LDA filings, search disclosures by filer and issueSources and data freshness
Published within the last year. Figures marked unverified are seed estimates that have not been reconciled line-by-line against the primary source document. See the methodology for how each score is constructed.
Cite this figure
JCT, Estimates of Federal Tax Expenditures for Fiscal Years 2025-2029 (JCX-45-25), Table 1, published Dec 3, 2025. FY2025 estimate for "Exclusion of employer contributions for health insurance": $226,200,000,000. https://www.jct.gov/publications/2025/jcx-45-25/ Via RentSeek, https://rentseek.bothand.tech/transfer/employer-health-exclusion
The primary document is cited first on purpose. Send your reader to the source table rather than to this site, which is a finding aid and not the authority for any figure on it.