Nonprofit · EIN 52-2352417
INTERNATIONAL YOUTH NUCLEAR CONGRESS
Tax-exempt · BERKELEY, CA 94705
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $75,759 | $62,961 | $12,798 | $245,921 | $0 | $245,921 |
| December 31, 2024 | 990 | $220,885 | $174,058 | $46,827 | $233,123 | $0 | $233,123 |
| December 31, 2023 | 990-EZ | $0 | $29,072 | -$29,072 | $186,296 | $0 | $186,296 |
| December 31, 2022 | 990-EZ | $30,000 | $9,158 | $20,842 | $215,368 | $0 | $215,368 |
| December 31, 2021 | 990-EZ | $0 | $21,102 | -$21,102 | $194,526 | $0 | $194,526 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $52,000
- Program service revenue
- $20,400
- Investment income
- $3,359
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $5,942
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Printing, publications and postage
- $300
- Other expenses
- $56,719
- Program services (functional)
- $55,863
Balance sheet and other
- Total assets, start of year
- $233,123
- Total assets, end of year
- $245,921
- Total liabilities, end of year
- $0
- Net assets, end of year
- $245,921
- Cash, savings and investments
- $245,921
- Gross receipts
- $75,759
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990-EZ for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Benoit Erbacher | President | 15 | $0 |
| Thomas Romming | Secretary | 10 | $0 |
| Ting-Yi Wang | Treasurer | 10 | $0 |
| Kristine Madden | Past President | 5 | $0 |
| August Fern | Strategic Advisory Officer | 2 | $0 |
990 for the year ended December 31, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Benoit Erbacher | President Officer | 20 | $0 |
| Thomas Romming | Secretary Officer | 10 | $0 |
| Ting-Yi Wang | Treasurer Officer | 10 | $0 |
| Kristine Madden | Past President Officer | 5 | $0 |
| August Fern | Strategic Advisory Officer Officer | 1 | $0 |
990-EZ for the year ended December 31, 2023: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Kristine Madden | President | 15 | $0 |
| Thomas Romming | Secretary | 5 | $0 |
| Ting-Yi Wang | Treasurer | 3 | $0 |
990-EZ for the year ended December 31, 2022: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Kristine Madden | President | 20 | $0 |
| Thomas Romming | Secretary | 5 | $0 |
| Ting-Yi Wang | Treasurer | 5 | $0 |
990-EZ for the year ended December 31, 2021: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Kristine Madden | President | 20 | $0 |
| Thomas Romming | Secretary | 10 | $0 |
| Ting-Yi Wang | Treasurer | 10 | $0 |
Address and contacts
- Address (IRS master file)
- 2839 ELLSWORTH ST, BERKELEY, CA 94705-1055
- In care of
- % AUGUST FERN
- Mailing address (990-N for 2010)
- 2344 Derby St, Berkeley CA 94705
- Principal officer (990-N for 2010)
- Kristine Madden, 318 1/2 State St, Apt 1, St Joseph MI 49085
- Signed the 990-EZ
- Benoit Erbacher, President
- Phone
- (510) 206-4185
- Website
- www.inyc.org
California records
California keeps its own records of charities and corporations. Search them by EIN 52-2352417 or by the name INTERNATIONAL YOUTH NUCLEAR CONGRESS.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
Communicate the benefits of nuclear power through education
Program accomplishments
- Organize and support international workshops and meetings to educate young people about nuclear technology and share best practices. Hundreds of young people participated.Expenses $45,513 · grants $1,500
- Provide young people the opportunity to participate in IYNC2024 and other in-person meetings designed for networking and knowledge transfer, through the provision of grants. Nine people received grants this year.grants $4,442
- Other educational activities and events delivered both online and in personExpenses $10,350
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 52-2352417
- 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
- 2002
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Science and technology (U03)
- Assets (IRS master file)
- $245,921
- Income (IRS master file)
- $75,759
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $75,759 | $62,961 | $245,921 | IRS |
| 990 | December 2024 | $220,885 | $174,058 | $233,123 | IRS |
| 990-EZ | December 2023 | $0 | $29,072 | $186,296 | XML |
| 990-EZ | December 2022 | $30,000 | $9,158 | $215,368 | XML |
| 990-EZ | December 2021 | $0 | $21,102 | $194,526 | XML |
| 990-N for 2010 Officer: Kristine Madden | December 31, 2010 | ≤ $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 52-2352417).
Questions about INTERNATIONAL YOUTH NUCLEAR CONGRESS
- What is the EIN of INTERNATIONAL YOUTH NUCLEAR CONGRESS?
- The employer identification number (EIN) of INTERNATIONAL YOUTH NUCLEAR CONGRESS is 52-2352417.
- Is INTERNATIONAL YOUTH NUCLEAR CONGRESS tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2002.
- Are donations to INTERNATIONAL YOUTH NUCLEAR CONGRESS tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does INTERNATIONAL YOUTH NUCLEAR CONGRESS file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of INTERNATIONAL YOUTH NUCLEAR CONGRESS 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 INTERNATIONAL YOUTH NUCLEAR CONGRESS last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who is the principal officer of INTERNATIONAL YOUTH NUCLEAR CONGRESS?
- The 990-N for 2010 names Kristine Madden.
- Who are the officers and directors of INTERNATIONAL YOUTH NUCLEAR CONGRESS?
- The 990-EZ for the year ended December 31, 2025 lists 5 people; 0 received compensation from the organization.
- How much revenue does INTERNATIONAL YOUTH NUCLEAR CONGRESS have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $75,759, expenses of $62,961 and total assets of $245,921 at year end.
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