Nys-dtf-ct Apr 2026

: This is the standard return for most general business corporations in New York.

: Provides specific procedures for e-filers and software developers participating in the NYSDTF program. Important Filing Note 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. : This is the standard return for most

: Previously used for certain tax payments, these are no longer supported for paper processing as of recent tax years. nys-dtf-ct

: Most corporation tax extensions and estimated tax payments must be filed electronically . Paper versions of these extensions (except Form CT-5.1) are generally no longer accepted for processing.