Tax-exempt organization · Files a Form 5500 · State registration on file
TAX FOUNDATION
1325 G ST NW STE 950, WASHINGTON, DC 20005-3181
EIN
52-1703065
Texas registration
Active · Foreign profit corporation
TX Comptroller · 2026-09-05
Texas document number
15217030657
TX Comptroller · 2026-09-05
Tax-exempt status
501(c)(3) charitable, religious, educational
IRS · 2026-09
Deductibility
Contributions are deductible
IRS · 2026-09
Foundation classification
Publicly supported charity (170(b)(1)(A)(vi))
IRS · 2026-09
IRS ruling date
1990-12
IRS · 2026-09
NTEE code
W05
IRS · 2026-09
Latest tax period on file
2025-12
IRS · 2026-09
Revenue (latest 990)
$7,746,689
IRS · 2026-09
Assets (latest 990)
$7,907,311
IRS · 2026-09
Benefit plan 1, 2023 filing
TAX FOUNDATION 401(K) PROFIT SHARING PLAN
DOL · 2024-07-30
Participants (start of year)
36
DOL · 2024-07-30
Plan assets (end of year)
$3,883,073
DOL · 2024-07-30
Plan features
code 2E2F2G2J2K2T3D
DOL · 2024-07-30