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

Nonprofit · EIN 51-0163361

AMERICAN SOCIETY OF CIVIL ENGINEERS

Also known as BUFFALO SECTION

Tax-exempt · RESTON, VA 20191

Address and contacts

Address (IRS master file)
1801 ALEXANDER BELL DRIVE, RESTON, VA 20191-5467
In care of
% LISA GREEN
Mailing address (990-N for 2024)
1801 Alexander Bell Drive, Reston VA 20191
Principal officer (990-N for 2024)
Jeffrey Wackowski C-O Lisa Green, 1801 Alexander Bell Drive, Reston VA 20191

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

Tax yearYear endedDueIRS public records
2025September 30, 2026February 16, 2027Not due yet
2024September 30, 2025February 17, 2026990-N on file
2023September 30, 2024February 18, 2025990-N on file

File the 2025 990-N for AMERICAN SOCIETY OF CIVIL ENGINEERS

Due February 16, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
51-0163361
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Exempt since
1975
Accounting year ends
September
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Jeffrey Wackowski C-O Lisa Green
September 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Timothy Van Oss C-O Lisa Green
September 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Timothy Van Oss C-O Lisa Green
September 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Timothy Van Oss C-O Peter Shavalay
September 30, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Timothy Van Oss C-O Peter Shavalay
September 30, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Andrew Klettke C-O Peter Shavalay
September 30, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Andrew Klettke C-O Peter Shavalay
September 30, 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 51-0163361).

Questions about AMERICAN SOCIETY OF CIVIL ENGINEERS

What is the EIN of AMERICAN SOCIETY OF CIVIL ENGINEERS?
The employer identification number (EIN) of AMERICAN SOCIETY OF CIVIL ENGINEERS is 51-0163361.
Is AMERICAN SOCIETY OF CIVIL ENGINEERS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1975.
Which annual return does AMERICAN SOCIETY OF CIVIL ENGINEERS file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of AMERICAN SOCIETY OF CIVIL ENGINEERS due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did AMERICAN SOCIETY OF CIVIL ENGINEERS last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended September 30, 2025.
Who is the principal officer of AMERICAN SOCIETY OF CIVIL ENGINEERS?
The 990-N for 2024 names Jeffrey Wackowski C-O Lisa Green.

Other nonprofits in RESTON

All nonprofits in RESTON · Virginia