Tax-exempt organization ยท Files a Form 5500
NATIONAL MULTIPLE SCLEROSIS SOCIETY
Also filed as NATIONAL MULTIPLE SCLEROSIS SO
733 THIRD AVE 3RD FLOOR, NEW YORK, NY 10017-3211
EIN
13-5661935
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
1947-10
IRS · 2026-09
NTEE code
G500
IRS · 2026-09
Latest tax period on file
2025-09
IRS · 2026-09
Revenue (latest 990)
$161,966,823
IRS · 2026-09
Assets (latest 990)
$189,195,287
IRS · 2026-09
Benefit plan 2, 2024 filing
NATIONAL MS SOCIETY 401(K) PLAN
DOL · 2025-10-13
Participants (start of year)
1,367
DOL · 2025-10-13
Plan features
code 2E2G2J2K2T3D3F
DOL · 2025-10-13
Plan type
Single-employer plan
DOL · 2025-10-13
Business code (NAICS)
611000
DOL · 2025-10-13
Benefit plan 501, 2024 filing
NATIONAL MULTIPLE SCLEROSIS SOCIETY FLEXIBLE COMPENSATION PLAN
DOL · 2025-06-23