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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 47-2170194

DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC

Tax-exempt · ATLANTA, GA 30328

Address and contacts

Address (IRS master file)
750 HAMMOND DR BLDG 12-100, ATLANTA, GA 30328-6135
In care of
% J WILLIAM HALEY
Mailing address (990-N for 2025)
750 HAMMOND DRIVE BLDG 12 100, ATLANTA GA 30328
Principal officer (990-N for 2025)
PAUL KNIGHT, 750 HAMMOND DRIVE BLDG 12 100, ATLANTA GA 30328

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 DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC

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

IRS record

EIN
47-2170194
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
2015
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B82)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: PAUL KNIGHT
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: PAUL KNIGHT
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: PAUL KNIGHT
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: PAUL KNIGHT
December 31, 2022≤ $50,000 receipts––e-Postcard
990-EZDecember 2020–––IRS
990-N for 2019
Officer: PAUL KNIGHT
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 47-2170194).

Questions about DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC

What is the EIN of DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC?
The employer identification number (EIN) of DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC is 47-2170194.
Is DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2015.
Are donations to DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC 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 DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC 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 DOUGLAS C ALLEN INSTITUTE FOR THE STUDY OF CITIES INC?
The 990-N for 2025 names PAUL KNIGHT.

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