Skip to main content
IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 47-1365561

SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO

Tax-exempt · TUCSON, AZ 85711

Address and contacts

Address (IRS master file)
902 N COLUMBUS BLVD, TUCSON, AZ 85711-1138
In care of
% CZARINA SALIDO
Mailing address (990-N for 2024)
902 N Columbus Blvd, TUCSON AZ 85711
Principal officer (990-N for 2024)
Czarina Salido, 902 N Columbus Blvd, TUCSON AZ 85711

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

Tax yearYear endedDueIRS public records
2025July 31, 2026December 15, 2026Not due yet
2024July 31, 2025December 15, 2025990-N on file
2023July 31, 2024December 16, 2024990-N on file

File the 2025 990-N for SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO

Due December 15, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
47-1365561
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
July
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Czarina Salido
July 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Czarina Salido
July 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Czarina Salido
July 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Czarina Salido
July 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Czarina Salido
July 31, 2020≤ $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 47-1365561).

Questions about SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO

What is the EIN of SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO?
The employer identification number (EIN) of SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO is 47-1365561.
Is SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
Are donations to SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO due?
The return for tax year 2025 (the year ending July 31, 2026) is due December 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended July 31, 2025.
Who is the principal officer of SCIENTIFIC ASSOCIATION FOR THE STUDY OF TIME IN PHYSICS AND COSMO?
The 990-N for 2024 names Czarina Salido.

Other nonprofits in TUCSON

All nonprofits in TUCSON · Arizona · Science and technology