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

Nonprofit · EIN 52-1730727

UNITED STATES DEEP CAVING TEAM INC

Also known as USDCT

Tax-exempt · DEL VALLE, TX 78617

Address and contacts

Address (IRS master file)
3511 CALDWELL LN, DEL VALLE, TX 78617-3017
In care of
% DR WILLIAM C STONE
Mailing address (990-N for 2025)
3511 Caldwell Ln, Del Valle TX 78617
Principal officer (990-N for 2025)
William Curtis Stone, 3511 Caldwell Ln, Del Valle TX 78617

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 UNITED STATES DEEP CAVING TEAM INC

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

IRS record

EIN
52-1730727
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1991
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: William Curtis Stone
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: William Stone
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: William Curtis Stone
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: William Stone
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: William Curtis Stone
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: William Curtis Stone
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: William Stone
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 52-1730727).

Questions about UNITED STATES DEEP CAVING TEAM INC

What is the EIN of UNITED STATES DEEP CAVING TEAM INC?
The employer identification number (EIN) of UNITED STATES DEEP CAVING TEAM INC is 52-1730727.
Is UNITED STATES DEEP CAVING TEAM INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1991.
Are donations to UNITED STATES DEEP CAVING TEAM INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does UNITED STATES DEEP CAVING TEAM INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of UNITED STATES DEEP CAVING TEAM 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 UNITED STATES DEEP CAVING TEAM 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 UNITED STATES DEEP CAVING TEAM INC?
The 990-N for 2025 names William Curtis Stone.

Other nonprofits in DEL VALLE

All nonprofits in DEL VALLE · Texas · Recreation and sports