Nonprofit · EIN 93-2388296
MASTIFF MAFIA RESET
Tax-exempt · ACTON, CA 93510
Address and contacts
- Address (IRS master file)
- 33110 MARGARITA HILLS DR, ACTON, CA 93510-1553
- Mailing address (990-N for 2025)
- 33110 Margarita Hills Dr, Acton CA 93510
- Principal officer (990-N for 2025)
- ANASTASIYA KOSTYEVA, 33110 Margarita Hills Dr, Acton CA 93510
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 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-N on file |
| 2024 | December 31, 2024 | May 15, 2025 | No data |
| 2023 | December 31, 2023 | May 15, 2024 | No data |
IRS record
- EIN
- 93-2388296
- 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
- 2026
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Animal-related (D20)
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2025 Officer: ANASTASIYA KOSTYEVA | December 31, 2025 | ≤ $50,000 receipts | – | – | e-Postcard |
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, 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.
Questions about MASTIFF MAFIA RESET
- What is the EIN of MASTIFF MAFIA RESET?
- The employer identification number (EIN) of MASTIFF MAFIA RESET is 93-2388296.
- Is MASTIFF MAFIA RESET tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2026.
- Are donations to MASTIFF MAFIA RESET tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MASTIFF MAFIA RESET file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of MASTIFF MAFIA RESET 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 MASTIFF MAFIA RESET last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
- Who is the principal officer of MASTIFF MAFIA RESET?
- The 990-N for 2025 names ANASTASIYA KOSTYEVA.
Other nonprofits in ACTON
- ROAR FOUNDATION EIN 95-3868718 · last filed 990 for 2025
- GRAND-PAWS SENIOR SANCTUARY EIN 27-1354219 · last filed 990 for 2025
- SPIRIT OF ANIMALS EIN 84-2279458 · last filed 990 for 2024
- QUEENS BEST STUMPY DOG RESCUE EIN 47-1553809 · last filed 990-EZ for 2024
- CAMBRIA CANINES AND MORE BEING RESCUED IN AMERICA EIN 26-1793307 · last filed 990 for 2024
- FAHNESTOCK RANCH EIN 47-1557962 · last filed 990-EZ for 2025
- SAVING GRACE ANIMAL SANCTUARY EIN 45-3837591 · last filed 990-EZ for 2024
- TOUGH LUCK TRIO INC EIN 86-3151586 · last filed 990-EZ for 2025