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New York State Department of Taxation and FinanceCorporation Tax MeF Acceptance Testing System for Tax Year 2024


Test 2—CTEF5B

Blank or zero field values are not included. Fields requiring software calculations are not provided. ACH debit payment is required if test results in a balance due. Please use the two-digit codes provided to you to replace the 6th and 7th digits in each test EIN.

Test Scenario

Extension request for first tax year being included in a new combined group filing

Extension form: CT-5
Liability period: 01-01-2024 – 12-31-2024
EIN: 00219XX02
Legal Name: CTEF5B (followed by a space, then your software ID)
File number: Software calculated 
Telephone number: 518-555-2626
Address: 5 WA Harriman Campus Blvd Bldg 8 Ste 35, Albany, NY 12227
State of incorporation: NYS
Date of incorporation: 06-01-2015
Main returns: CT-3, CT3-M
Line B. Enter the EIN of combined group’s designated Agent: 002190342
Line C. If this extension request is for the first tax year that you are being included in a new combined group filing a combined return, mark an X in the box: (check this box)

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