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Nonprofit · EIN 42-1161846

PORTER HOUSE MUSEUM INCORPORATED

Tax-exempt (reinstated) · DECORAH, IA 52101

Address and contacts

Address (IRS master file)
PO BOX 115, DECORAH, IA 52101-0115
In care of
% KRISTIN ERICKSON
Mailing address (990-N for 2025)
PO Box 115, Decorah IA 52101
Principal officer (990-N for 2025)
Michele Birdsell EA, 119 E Water St, Decorah IA 52101

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, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

File the 2026 990-N for PORTER HOUSE MUSEUM INCORPORATED

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
42-1161846
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
2014
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Revocation and reinstatement

Exemption revoked
May 15, 2012
Posted by the IRS
February 11, 2013
Reinstated
Effective May 15, 2012

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: Michele Birdsell EA
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Michele Birdsell
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Michele L Birdsell
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Michele Birdsell
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Michele Birdsell
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Cam Forde
December 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 42-1161846).

Questions about PORTER HOUSE MUSEUM INCORPORATED

What is the EIN of PORTER HOUSE MUSEUM INCORPORATED?
The employer identification number (EIN) of PORTER HOUSE MUSEUM INCORPORATED is 42-1161846.
Is PORTER HOUSE MUSEUM INCORPORATED tax-exempt?
Yes. The IRS revoked its exemption on May 15, 2012 and reinstated it effective May 15, 2012.
Are donations to PORTER HOUSE MUSEUM INCORPORATED tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does PORTER HOUSE MUSEUM INCORPORATED file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of PORTER HOUSE MUSEUM INCORPORATED 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 PORTER HOUSE MUSEUM INCORPORATED 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 PORTER HOUSE MUSEUM INCORPORATED?
The 990-N for 2025 names Michele Birdsell EA.

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