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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 95-6139532

SAN DIMAS HISTORICAL SOCIETY

Tax-exempt (reinstated) · SAN DIMAS, CA 91773

Address and contacts

Address (IRS master file)
PO BOX 871, SAN DIMAS, CA 91773-0871
In care of
% SUE DAVIS
Mailing address (990-N for 2025)
PO Box 871, San Dimas CA 91773
Principal officer (990-N for 2025)
Susan Davis, 1526 Calle Cristina, San Dimas CA 91773

California records

California keeps its own records of charities and corporations. Search them by EIN 95-6139532 or by the name SAN DIMAS HISTORICAL SOCIETY.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in May, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025May 31, 2026October 15, 2026990-N on file
2024May 31, 2025October 15, 2025Check at the IRS
2023May 31, 2024October 15, 2024Check at the IRS

File the 2026 990-N for SAN DIMAS HISTORICAL SOCIETY

Due October 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
95-6139532
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2026
Accounting year ends
May
Files
Form 990-N (e-Postcard)

Revocation and reinstatement

Exemption revoked
October 15, 2024
Posted by the IRS
February 11, 2025
Reinstated
Effective October 15, 2025

From the IRS automatic revocation list: organizations that did not file a required return or e-Postcard for three consecutive years.

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Susan Davis
May 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: David A Bratt
May 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: David Bratt
May 31, 2019≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 95-6139532).

Questions about SAN DIMAS HISTORICAL SOCIETY

What is the EIN of SAN DIMAS HISTORICAL SOCIETY?
The employer identification number (EIN) of SAN DIMAS HISTORICAL SOCIETY is 95-6139532.
Is SAN DIMAS HISTORICAL SOCIETY tax-exempt?
Yes. The IRS revoked its exemption on October 15, 2024 and reinstated it effective October 15, 2025.
Are donations to SAN DIMAS HISTORICAL SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SAN DIMAS HISTORICAL SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SAN DIMAS HISTORICAL SOCIETY due?
The return for tax year 2026 (the year ending May 31, 2027) is due October 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did SAN DIMAS HISTORICAL SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended May 31, 2026.
Who is the principal officer of SAN DIMAS HISTORICAL SOCIETY?
The 990-N for 2025 names Susan Davis.

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