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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 27-1292110

MOUNT DIABLO MUSIC EDUCATION FOUNDATION

Tax-exempt · PLEASANT HILL, CA 94523

Address and contacts

Address (IRS master file)
25A CRESCENT DRIVE 165, PLEASANT HILL, CA 94523-5508
In care of
% ROBERT WHITMARSH
Mailing address (990-N for 2024)
25A CRESCENT DRIVE 165, PLEASANT HILL CA 94523
Principal officer (990-N for 2024)
Joan Miller, 25A CRESCENT DRIVE 165, PLEASANT HILL CA 94523

California records

California keeps its own records of charities and corporations. Search them by EIN 27-1292110 or by the name MOUNT DIABLO MUSIC EDUCATION FOUNDATION.

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 August, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025August 31, 2026January 15, 2027Not due yet
2024August 31, 2025January 15, 2026990-N on file
2023August 31, 2024January 15, 2025990-N on file

File the 2025 990-N for MOUNT DIABLO MUSIC EDUCATION FOUNDATION

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

IRS record

EIN
27-1292110
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2010
Accounting year ends
August
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B112)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Joan Miller
August 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Joan Miller
August 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Joan Miller
August 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: JOAN MILLER
August 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: JOAN MILLER
August 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Joan Miller
August 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: JOAN MILLER
August 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 27-1292110).

Questions about MOUNT DIABLO MUSIC EDUCATION FOUNDATION

What is the EIN of MOUNT DIABLO MUSIC EDUCATION FOUNDATION?
The employer identification number (EIN) of MOUNT DIABLO MUSIC EDUCATION FOUNDATION is 27-1292110.
Is MOUNT DIABLO MUSIC EDUCATION FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2010.
Are donations to MOUNT DIABLO MUSIC EDUCATION FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MOUNT DIABLO MUSIC EDUCATION FOUNDATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MOUNT DIABLO MUSIC EDUCATION FOUNDATION due?
The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MOUNT DIABLO MUSIC EDUCATION FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended August 31, 2025.
Who is the principal officer of MOUNT DIABLO MUSIC EDUCATION FOUNDATION?
The 990-N for 2024 names Joan Miller.

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