Corporation tax e-file forms and publications
The following tax year e-file forms and publications can be downloaded and printed using Adobe Reader .
2024 Publications
Publication number Title
Publication 115 Corporation Tax Modernized E-File Handbook For Software Developers Tax Year 2024 (Posted November 18, 2024)
Publication 116
Corporation Tax Modernized E-File Handbook For Tax Practitioners Tax Year 2024 (TBA)
Publication 75-B New York State Specifications for Electronic Bulk Payments of Estimated Tax For Corporate Partners Tax Year 2024 (Posted August 20, 2024)
2024 Forms
Form number Title
TR-579-CT New York State E-File Signature Authorization for Tax Year 2024 For Certain Corporation Tax Returns and Estimated Tax Payments for Corporations (Posted August 20, 2024)
TR-579.1-CT New York State Authorization for Electronic Funds Withdrawal for Tax Year 2024 Corporation Tax Extensions (Posted August 20, 2024)
Letter of Intent Letter of Intent (LOI) to Develop MeF Corporation Tax E-file Software for Tax Year 2024 (Posted September 12, 2024)
2023 Publications
Publication number Title
Publication 115 Corporation Tax Modernized E-File Handbook For Software Developers Tax Year 2023 (Posted November 08, 2023)
Publication 116 Corporation Tax Modernized E-File Handbook For Tax Practitioners Tax Year 2023 (Posted December 15, 2023)
Publication 75-B New York State Specifications for Electronic Bulk Payments of Estimated Tax For Corporate Partners Tax Year 2023 (Posted August 11, 2023)
2023 forms
Form number
Title
TR-579-CT New York State E-File Signature Authorization for Tax Year 2023 For Certain Corporation Tax Returns and Estimated Tax Payments for Corporations (Posted August 31, 2023)
TR-579.1-CT New York State Authorization for Electronic Funds Withdrawal for Tax Year 2023 Corporation Tax Extensions (Posted August 31, 2023)
Letter of Intent Letter of Intent (LOI) to Develop MeF Corporation Tax E-file Software For Tax Year 2023 (Posted August 31, 2023)
2022 publications
Publication number
Title
Publication 115 Corporation Tax Modernized E-File Handbook For Software Developers Tax Year 2022 (Posted December 27, 2022)
Publication 116 Corporation Tax Modernized E-File Handbook For Tax Practitioners Tax Year 2022 (Posted December 27, 2022)
Publication 75-B New York State Specifications for Electronic Bulk Payments of Estimated Tax For Corporate Partners Tax Year 2022 (Posted August 15, 2022)
2022 forms
Form number
Title
TR-579-CT New York State E-File Signature Authorization for Tax Year 2022 For Certain Corporation Tax Returns and Estimated Tax Payments for Corporations (September 29, 2022)
TR-579.1-CT New York State Authorization for Electronic Funds Withdrawal for Tax Year 2022 Corporation Tax Extensions (September 29, 2022)
Letter of Intent Letter of Intent (LOI) to Develop MeF Corporation Tax E-file Software For Tax Year 2022 (September 29, 2022)
2021 publications
Publication number
Title
Publication 115 Corporation Tax Modernized E-File Handbook For Software Developers Tax Year 2021 (Posted October 15, 2021)
Publication 116 Corporation Tax Modernized E-File Handbook For Tax Practitioners Tax Year 2021 (Posted December 16, 2021)
Publication 75-B New York State Specifications for Electronic Bulk Payments of Estimated Tax for Corporate Partners (Posted September 17, 2021)
2021 forms
Form number
Title
TR-579-CT New York State E-File Signature Authorization for Tax Year 2021 For Certain Corporation Tax Returns and Estimated Tax Payments for Corporations (Posted September 17, 2021)
TR-579.1-CT New York State Authorization for Electronic Funds Withdrawal for Tax Year 2021 Corporation Tax Extensions (Posted September 17, 2021)
Letter of Intent Letter of Intent (LOI) to Develop MeF Corporation Tax E-file Software For Tax Year 2021 (Posted September 22, 2021)
Updated: November 18, 2024