Nonprofit · EIN 33-1404982
NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI
Tax-exempt · WASHINGTON, DC 20375
Address and contacts
- Address (IRS master file)
- 4555 OVERLOOK AVE SW, WASHINGTON, DC 20375-0001
- In care of
- % JOHN LYONS
- Mailing address (990-N for 2023)
- 4555 Overlook Ave SW, Washington DC 20375
- Principal officer (990-N for 2023)
- John Lyons, 4555 Overlook Ave SW, Washington DC 20375
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 August, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | August 31, 2026 | January 15, 2027 | Not due yet |
| 2024 | August 31, 2025 | January 15, 2026 | Not on file |
| 2023 | August 31, 2024 | January 15, 2025 | 990-N on file |
IRS record
- EIN
- 33-1404982
- 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
- 2024
- Accounting year ends
- August
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Science and technology (U03)
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2023 Officer: John Lyons | August 31, 2024 | ≤ $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 33-1404982).
Questions about NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI
- What is the EIN of NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI?
- The employer identification number (EIN) of NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI is 33-1404982.
- Is NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2024.
- Are donations to NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI due?
- The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2023 for the year ended August 31, 2024.
- Who is the principal officer of NAVAL RESEARCH LABORATORY - EDISON CHAPTER OF SIGMA XI?
- The 990-N for 2023 names John Lyons.
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