EntityWire

EntityWire / EIN 52-1042433

Tax-exempt organization

MUNICIPAL SECURITIES RULEMAKING BOARD

EIN 52-1042433. What DOL Form 5500 filings (EFAST2) and IRS Exempt Organizations Business Master File say about this entity, with the source and date on every fact. Latest record 2026-09.

Tax-exempt organization ยท Files a Form 5500

MUNICIPAL SECURITIES RULEMAKING BOARD

1300 I ST NW STE 1000, WASHINGTON, DC 20005-3335

EIN

52-1042433

Tax-exempt status

501(c)(6) business league

IRS · 2026-09

Deductibility

Contributions are not deductible

IRS · 2026-09

IRS ruling date

1989-07

IRS · 2026-09

Latest tax period on file

2025-09

IRS · 2026-09

Revenue (latest 990)

$64,107,674

IRS · 2026-09

Assets (latest 990)

$97,493,666

IRS · 2026-09

Benefit plan 501, 2024 filing

MUNICIPAL SECURITIES RULEMAKING BOARD HEALTH AND WELFARE PLAN

DOL · 2025-07-18

Participants (start of year)

122

DOL · 2025-07-18

Plan features

code 4A4B4D4E4F4H4L4Q

DOL · 2025-07-18

Plan type

Single-employer plan

DOL · 2025-07-18

Business code (NAICS)

813000

DOL · 2025-07-18

Benefit plan 2, 2024 filing

MSRB 401(K) RETIREMENT PLAN

DOL · 2025-07-11

Participants (start of year)

185

DOL · 2025-07-11

Plan features

code 2E2F2G2J2K2S2T3D

DOL · 2025-07-11

From DOL Form 5500 filings (EFAST2) · IRS Exempt Organizations Business Master File. Latest record 2026-09.

What this record is

Public federal filings that carry this EIN, shown as filed. Nothing here is scraped from the IRS and nothing is inferred.

What it is not

Registry status, formation date, and registered agent come from the state where the entity is registered, not from these federal filings.

If something is wrong

A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.

Look up another business

Free. Federal filings and state registries, stamped with their source and date.