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INTERNATIONAL SOCIETY FOR THE PROTECTION OF MUSTANGS & BURROS

Tax-exempt organisation in United States

Organisation details

Tax identification number
946169422
Status
Recognised as tax-exempt
Legal form
Corporation
Tax exemption list
IRS Exempt Organizations Business Master File

From the original list

Internal Revenue Service, Exempt Organizations Business Master File

Edition date
9 Nov 2026
Collected
10 Nov 2026
Open the original list ↗

Check the original record for the latest information. Source and licence

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This is an entry on a government list of organisations recognised as exempt from income tax, not a company register filing.

Listed address

PO BOX 435
57709-0435 RAPID CITY
SD
United States

Exemption details

Assets
USD 328,502
Income
USD 243,333
Revenue
USD 243,333
Register
IRS Exempt Organizations Business Master File
Exemption
501(c)(3)
Foundation status
Organization supported by a governmental unit or the general public
IRS ruling date
1968-04
Activity codes
350000000
Foundation code
15
IRS subsection code
03
Affiliation code
3
Accounting period ends (month)
12
Deductibility code
1
Classification codes
4000
Filing requirement code
01
Tax period of the latest return
2025-12
Exempt organisation status code
01
Private foundation filing requirement code
0

Not supplied by the register: NTEE code, Group exemption number.

IRS Form 990 financials

Available e-filed Forms 990, 990-EZ and 990-PF. Coverage expands as published archives are processed; paper returns are absent. Each filing is evidence, including amendments; these are not consolidated company accounts. Each dataset is matched to this company by the registered number its publisher gives, never by name.

  1. Form 990, year ending 2025-12-31

    Return
    990
    Period starts
    1 Jan 2025
    Period ends
    31 Dec 2025
    Filed
    3 Sep 2026
    Amended return
    No
    Revenue
    USD 243,333
    Expenses
    USD 244,242
    Assets at year end
    USD 328,502
    Liabilities at year end
    USD 4,461
    Grants paid
    USD 0

IRS Form 990 financials · Linked dataset

Source: IRS Form 990 financials; edition 2026-11-12. Filtered and reformatted by CorporateDB.

Changes
Data filtered and reformatted by CorporateDB.

History

Versions of this record since CorporateDB began collecting it.

  1. 9 Nov 2026Version 1

    INTERNATIONAL SOCIETY FOR THE PROTECTION OF MUSTANGS & BURROS · Recognised as tax-exempt

Source and reuse

Internal Revenue Service, Exempt Organizations Business Master File

Source: Internal Revenue Service, Exempt Organizations Business Master File Extract (EO BMF); filtered and reformatted by CorporateDB.

Changes
Data filtered and reformatted by CorporateDB.