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Nonprofit · EIN 82-1948084

MARIPOSA AREA AMATEUR RADIO ORGANIZATION

Also known as MAARO

Tax-exempt (reinstated) · MARIPOSA, CA 95338

Address and contacts

Address (IRS master file)
PO BOX 1493, MARIPOSA, CA 95338-1493
Mailing address (990-N for 2025)
PO Box 1493, Mariposa CA 95338
Principal officer (990-N for 2025)
Donald Melcher, PO Box 1493, Mariposa CA 95338

California records

California keeps its own records of charities and corporations. Search them by EIN 82-1948084 or by the name MARIPOSA AREA AMATEUR RADIO ORGANIZATION.

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

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-N on file
2024December 31, 2024May 15, 2025Check at the IRS
2023December 31, 2023May 15, 2024990-N on file

IRS record

EIN
82-1948084
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
2018
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Revocation and reinstatement

Exemption revoked
May 15, 2016
Posted by the IRS
June 1, 2018
Reinstated
Effective May 15, 2018

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: Donald Melcher
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Donald Melcher
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Donald F Melcher
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Donald Melcher
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Donald Melcher
December 31, 2018≤ $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 82-1948084).

Questions about MARIPOSA AREA AMATEUR RADIO ORGANIZATION

What is the EIN of MARIPOSA AREA AMATEUR RADIO ORGANIZATION?
The employer identification number (EIN) of MARIPOSA AREA AMATEUR RADIO ORGANIZATION is 82-1948084.
Is MARIPOSA AREA AMATEUR RADIO ORGANIZATION tax-exempt?
Yes. The IRS revoked its exemption on May 15, 2016 and reinstated it effective May 15, 2018.
Are donations to MARIPOSA AREA AMATEUR RADIO ORGANIZATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MARIPOSA AREA AMATEUR RADIO ORGANIZATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MARIPOSA AREA AMATEUR RADIO ORGANIZATION due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MARIPOSA AREA AMATEUR RADIO ORGANIZATION last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of MARIPOSA AREA AMATEUR RADIO ORGANIZATION?
The 990-N for 2025 names Donald Melcher.

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