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Instructions for Form CT-5.1 Request for Additional Extension
Feb 12, 2025 File one Form CT-5.1 when requesting an additional three-month extension for both your tax return and MTA surcharge return.
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Rule 6. Computing and Extending Time; Time for Motion Papers
A written motion and notice of the hearing must be served at least 14 days before the time specified for the hearing, with the following exceptions.
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Form CT-5.1:2017:Request for Additional Extension of Time to
The parent or designated agent of a new, or existing, combined group will file one Form CT-5.1 to request an additional three-month extension of time to file
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