# Mosaic Chamber Music

Arts education nonprofit in San Diego, California 92130. EIN 41-5080270. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/415080270-mosaic-chamber-music

## IRS facts

- Type: Arts education (IRS activity code A25)
- Tax status: 501(c)(3), contributions deductible, recognized 2026
- Source: IRS Business Master File, posted October 13, 2026: https://www.irs.gov/charities-non-profits/exempt-organizations-business-master-file-extract-eo-bmf

## Local context

- San Diego County, California: about 671,593 children under 18 (U.S. Census Bureau, July 1, 2024): https://www2.census.gov/programs-surveys/popest/datasets/2020-2024/counties/asrh/cc-est2024-agesex-all.csv
- 1,271 youth and community nonprofits in this directory in the county: 1.9 per 1,000 children.
- Licensed programs in San Diego: 342 licensed child care centers, 49 school-age programs: https://backpr.com/find/california/san-diego
- California rules: https://backpr.com/resources/states/california

## Questions

**What is Mosaic Chamber Music's EIN?**

Mosaic Chamber Music's EIN (Employer Identification Number) is 41-5080270. It is the nine-digit number the IRS uses to identify the organization. Source: IRS Exempt Organizations Business Master File posted October 13, 2026.

**Is Mosaic Chamber Music a nonprofit?**

Yes. The IRS lists Mosaic Chamber Music in San Diego, California as tax-exempt under section 501(c)(3), recognized since 2026. This is from the IRS Business Master File posted October 13, 2026. Status can change, so check its current status on the IRS Tax Exempt Organization Search before you donate.

**Are donations to Mosaic Chamber Music tax-deductible?**

Yes, the IRS lists gifts to Mosaic Chamber Music as tax-deductible (IRS Business Master File posted October 13, 2026). How much you can deduct depends on your own taxes, and this is not tax advice. Check its current status on the IRS Tax Exempt Organization Search before you donate.

**What does Mosaic Chamber Music do?**

The IRS classifies Mosaic Chamber Music as: Arts education. It has not filed a Form 990 or 990-EZ with a mission statement that we have loaded.

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Data as of November 8, 2026. Sources: IRS Business Master File, IRS Form 990 series e-file data, U.S. Census Bureau. No officer or staff names are published.