Nys-dtf-ct
: For forms that still allow manual entry, the NYS DTF website provides enhanced fill-in versions that automate basic math to reduce errors.
: The Corporation Tax Modernized E-File Handbook , which details the technical requirements for filing and recent changes for the 2025 tax year.
: Used by corporations to report changes to unrelated business income or claim overpayments. Key Publications and Guidelines
The most "interesting" aspect for filers currently is the . Primary Corporation Tax Forms
: Provides specific procedures for e-filers and software developers participating in the NYSDTF program. Important Filing Note
: This is the standard return for most general business corporations in New York.
If you are looking for a deep dive (a "paper") on how these taxes work, these official handbooks are the best resources:
: For forms that still allow manual entry, the NYS DTF website provides enhanced fill-in versions that automate basic math to reduce errors.
: The Corporation Tax Modernized E-File Handbook , which details the technical requirements for filing and recent changes for the 2025 tax year.
: Used by corporations to report changes to unrelated business income or claim overpayments. Key Publications and Guidelines
The most "interesting" aspect for filers currently is the . Primary Corporation Tax Forms
: Provides specific procedures for e-filers and software developers participating in the NYSDTF program. Important Filing Note
: This is the standard return for most general business corporations in New York.
If you are looking for a deep dive (a "paper") on how these taxes work, these official handbooks are the best resources: