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Reviewed by: William McLee
Reviewed date:
January 16, 2026

What the New York Form CT-222 (2013) Is For

When estimated tax payments for a tax period were either late or insufficient, underpayment penalties are computed using the New York Form CT-222. According to New York corporation tax regulations, it facilitates the computation of penalties associated with quarterly estimated tax payments and the corresponding tax liability, which includes franchise tax.

Additionally, Form CT-222 divides the computation into payment periods, allowing the penalty to be calculated based on the timing of installments rather than the total balance at the end of the year. Its structure compares required estimated tax amounts with actual tax payment activity in Parts 1, 2, and 3.

When You’d Use New York Form CT-222 (2013)

When calculating an underpayment penalty, New York Form CT-222 is typically used; however, for the 2013 tax year, an exception or safe harbor method applies. When the standard calculation does not accurately reflect the payment periods, it is also utilized when a filer needs to provide documentation of how required installments were calculated for estimated tax.

When the filer updates the estimated tax figures for the same tax years, Form CT-222 can be used to support a correction or included with the original filing. Although Form 2220, Form 2210, Form 1040, and Form 1041 all track installment-based underpayment, this state corporate penalty worksheet is different.

Key Rules or Details for 2013

According to New York regulations, estimated tax payments are typically due in quarterly installments, with calendar-year filers' due dates normally falling on the fifteenth day of the month. Because underpayment penalties are calculated independently for each installment, even if the entire tax liability is paid by the return deadline, a late or insufficient tax payment in one period may result in a penalty.

Safe harbor approaches may reduce exposure to underpayment penalties by basing required installments on a permitted benchmark rather than a late-year estimate. The form’s Parts 1, 2, and 3 format is designed to translate those rules into a required payment schedule and then measure differences across defined payment periods.

Step-by-Step (High Level)

Part 1: Determine the Annual Payment Amount

Small businesses may look at different ways to figure out their taxes, such as last year's tax return. Large businesses, on the other hand, usually just use this year's tax return.

Part 2: Identify Any Applicable Exceptions

Corporations must indicate whether they are using the adjusted seasonal installment method, the annualized income installment method, or a prior-year tax exception. Checking any exception box requires filing Form CT-222, even if no penalty is ultimately owed.

Part 3. Calculate Installment Underpayments in Part Three

To ascertain whether the necessary payment was made on schedule, each quarterly installment is examined independently. Payments are applied in chronological order, rather than according to the company's intention at the time of submission.

Part 4: Compute the Penalty

The penalty is computed using daily rates that may fluctuate throughout the year due to underpayments. The form multiplies the number of days for which the appropriate rate was not paid, resulting in the underpayment for each period.

Common Mistakes and How to Avoid Them

  • Making full payment by the due date avoids penalties. Review when each payment was made and compare it to the installment due dates, as penalties are based on timing rather than the final balance.

  • Applying payments to selected quarters instead of the required order: Reconcile payments using New York’s rule, which applies payments to the earliest unpaid installment first.

  • Using prior-year tax as a safe harbor when large corporation rules apply: Determine large corporation status first and apply prior-year tax methods only where permitted by New York rules.

  • Trying to offset early underpayments with later overpayments: Calculate each installment separately so early shortfalls are fully addressed before later payments are credited.

  • Claiming an exception without attaching Form CT-222: Attach Form CT-222 whenever an exception is claimed so the penalty is not calculated under standard rules by default.

What Happens After You File

Following filing, the state examines the Form CT-222 computation to verify that the estimated tax, tax liability, and payment periods for the 2013 tax year were applied accurately. Any underpayment penalties are included in the total corporation tax balance for that tax period if the computation is approved.

If the form is not included when it is needed to support a safe harbor or special calculation, the state may apply a default method based on reported estimated tax payments. When questions arise, filers may need to provide documentation showing the timing and amounts of each tax payment used in the computation.

FAQs

What are estimated tax payments, and how do they relate to tax liability?

Estimated tax payments are amounts paid in advance during a tax period to cover expected corporation tax or franchise tax. Estimated tax payments are amounts paid in advance during a tax period to cover the scheduled corporation tax or franchise tax. 

How does Form CT-222 differ from Form 2220 or Form 2210?

Form CT-222 is for New York corporation tax, and Forms 22100 and 22200 are for federal penalties. Each form calculates estimated tax underpayment differently, taking into account the tax years, payment periods, and any safe harbor rules that apply.

When are quarterly estimated tax payments due during the tax year?

The 15th day of each required installment month is usually when quarterly estimated tax payments are due. Paying your taxes on time is essential because the penalties for not paying enough vary by tax period and installment.

How do Parts 1, 2, and 3 affect underpayment penalties?

Part 1 sets the tax that needs to be paid, Part 2 identifies the harbor or exception method, and Part 3 compares the required payments to the actual tax payment history to determine underpayment penalties.

Can underpayment penalties apply even if the total tax is paid?

Yes, underpayment penalties can apply even when the total corporation tax is fully paid. Penalties focus on timing, meaning late or insufficient estimated tax payments during payment periods may still trigger charges.

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