Tax-exempt organization ยท Files a Form 5500
INTERNATIONAL UNION OF OPERATING ENGINEERS WELFARE FUND 478
Also filed as BOARD OF TRUSTEES IUOE LOCAL 478 HEALTH BENEFITS FUND
1965 DIXWELL AVE, HAMDEN, CT 06514-2407
EIN
06-0662089
Tax-exempt status
501(c)(9) voluntary employees' beneficiary association
IRS · 2026-09
Deductibility
Contributions are not deductible
IRS · 2026-09
IRS ruling date
1952-09
IRS · 2026-09
Latest tax period on file
2024-12
IRS · 2026-09
Revenue (latest 990)
$81,911,055
IRS · 2026-09
Assets (latest 990)
$137,428,740
IRS · 2026-09
Benefit plan 501, 2024 filing
IUOE LOCAL NO. 478 HEALTH BENEFITS FUND
DOL · 2025-09-25
Participants (start of year)
3,736
DOL · 2025-09-25
Plan features
code 4A4D4E4F4L4U4C4B
DOL · 2025-09-25
Plan type
Multiemployer plan
DOL · 2025-09-25
Business code (NAICS)
237310
DOL · 2025-09-25
Benefit plan 501, 2023 filing
IUOE LOCAL NO. 478 HEALTH BENEFITS FUND
DOL · 2024-10-08
Participants (start of year)
3,573
DOL · 2024-10-08
Plan features
code 4A4D4E4F4L4U4C4B
DOL · 2024-10-08