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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 52-1407343

SINGLE EVENT EFFECTS SYMPOSIUM

Tax-exempt · LOS ANGELES, CA 90009

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 yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-EZ on file
2024December 31, 2024May 15, 2025990-EZ on file
2023December 31, 2023May 15, 2024990-EZ on file

File the 2026 990-EZ for SINGLE EVENT EFFECTS SYMPOSIUM

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

IRS record

EIN
52-1407343
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
2000
Accounting year ends
December
Files
Form 990 or 990-EZ

Filing history

FormYear endedRevenueExpensesAssets
990-EZDecember 2025–––
990-EZDecember 2024–––
990-EZDecember 2023$147,821$145,864$172,456
990-EZDecember 2022–––
990-EZDecember 2021–––

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 990, 990-EZ, 990-PF: e-filed returns processed since 2019; amounts from the IRS Statistics of Income extracts where available.

Other organizations in LOS ANGELES