Fiduciary Modernized Electronic Filing (MeF): Forms and publications
Fiduciary Income Tax
2026
| Publication 93 | New York State Modernized e-File (MeF) Guide for Return Preparers for Tax Year 2026 |
| Publication 95T | New York State Personal Income Tax, Partnership and Fiduciary Modernized e-File (MeF) Software Developer Acceptance Test Booklet |
| Error Code Listing | 2026 Error Code Listing |
| TR-579.2-IT | New York State E-File Signature Authorization for Tax Year 2026 for Form IT-205 (October 7, 2026) |
| TR-579.3-IT | New York State Taxpayer Authorization for Electronic Funds Withdrawal for Tax Year 2026/2027 (October 7, 2025) |
| Letter of Intent | Letter of Intent to Develop MeF Fiduciary Income Tax e-File Software (October 7, 2025) |
| LOI Supplemental Page 2 | Supplemental Copies of Letter of Intent Page 2 (October 7, 2025) |
| Forms Supported | Tax Year 2026 forms supported for e-File |
2025
| Publication 93 | New York State Modernized e-File (MeF) Guide for Return Preparers for Tax Year 2025 (February 17, 2026) |
| Publication 95T | New York State Personal Income Tax, Partnership and Fiduciary Modernized e-File (MeF) Software Developer Acceptance Test Booklet (February 17, 2026) |
| Error Code Listing | 2025 Error Code Listing (January 12, 2026) |
| TR-579.2-IT | New York State E-File Signature Authorization for Tax Year 2025 for Form IT-205 (October 2, 2025) |
| TR-579.3-IT | New York State Taxpayer Authorization for Electronic Funds Withdrawal for Tax Year 2025/2026 (October 2, 2025) |
| Letter of Intent | Letter of Intent to Develop MeF Fiduciary Income Tax e-File Software (October 2, 2025) |
| LOI Supplemental Page 2 | Supplemental Copies of Letter of Intent Page 2 (October 2, 2025) |
| Forms Supported | Tax Year 2025 forms supported for e-File (January 12, 2026) |
2024
| Publication 93 | New York State Modernized e-File (MeF) Guide for Return Preparers for Tax Year 2024 (December 17, 2024) |
| Publication 95T | New York State Personal Income Tax, Partnership and Fiduciary Modernized e-File (MeF) Software Developer Acceptance Test Booklet (December 17, 2024) |
| Error Code Listing | 2024 Error Code Listing (September 26, 2024) |
| TR-579.2-IT | New York State E-File Signature Authorization for Tax Year 2024 for Form IT-205 (October 10, 2024) |
| TR-579.3-IT | New York State Taxpayer Authorization for Electronic Funds Withdrawal for Tax Year 2024/2025 (October 10, 2024) |
| Letter of Intent | Letter of Intent to Develop MeF Fiduciary Income Tax e-File Software (September 26, 2024) |
| Forms Supported | Tax Year 2024 forms supported for e-File |
2023
| Publication 93 | New York State Modernized e-File (MeF) Guide for Return Preparers for Tax Year 2023 (January 10, 2024) |
| Publication 95T | New York State Personal Income Tax, Partnership and Fiduciary Modernized e-File (MeF) Software Developer Acceptance Test Booklet (January 10, 2024) |
| Error Code Listing | 2023 Error Code Listing (March 19, 2024) |
| TR-579.2-IT | New York State E-File Signature Authorization for Tax Year 2023 for Form IT-205 (September 28, 2023) |
| TR-579.3-IT | New York State Taxpayer Authorization for Electronic Funds Withdrawal for Tax Year 2023/2024 (September 28, 2023) |
| Letter of Intent | Letter of Intent to Develop MeF Fiduciary Income Tax e-File Software (September 28, 2023) |
| Forms Supported | Tax Year 2023 forms supported for e-File (September 28, 2023) |
Resources
- Approved software developers for fiduciary e-file
- Contact us at: NYSFIDMEF@tax.ny.gov
- Publication 90-B New York State Specifications for Electronic Bulk Payments of Fiduciary Income and Estimated Tax
Updated: