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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 46-0365618

SOUTH DAKOTA AIR AND SPACE FOUNDATION INC

Tax-exempt · BOX ELDER, SD 57719

Address and contacts

Address (IRS master file)
PO BOX 871, BOX ELDER, SD 57719-0871
Mailing address (990-N for 2025)
PO BOX 11, BOX ELDER SD 57719
Principal officer (990-N for 2025)
KIM MOREY, PO BOX 11, BOX ELDER SD 57719

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 SOUTH DAKOTA AIR AND SPACE FOUNDATION INC

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

IRS record

EIN
46-0365618
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
1982
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: KIM MOREY
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: KEVIN OTT
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: KEVIN OTT
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Kevin Ott
December 31, 2022≤ $50,000 receipts––e-Postcard
990December 2021–––IRS
990-EZDecember 2020–––IRS
990December 2018–––IRS

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 46-0365618).

Questions about SOUTH DAKOTA AIR AND SPACE FOUNDATION INC

What is the EIN of SOUTH DAKOTA AIR AND SPACE FOUNDATION INC?
The employer identification number (EIN) of SOUTH DAKOTA AIR AND SPACE FOUNDATION INC is 46-0365618.
Is SOUTH DAKOTA AIR AND SPACE FOUNDATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1982.
Are donations to SOUTH DAKOTA AIR AND SPACE FOUNDATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SOUTH DAKOTA AIR AND SPACE FOUNDATION INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SOUTH DAKOTA AIR AND SPACE FOUNDATION 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 SOUTH DAKOTA AIR AND SPACE FOUNDATION 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 SOUTH DAKOTA AIR AND SPACE FOUNDATION INC?
The 990-N for 2025 names KIM MOREY.

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