For short taxable years of: | The number of estimated tax installments that shall be made is: | Which are due on or before the 15th day of the: | The percentage of the required annual payment that is due with each instalment is: |
1 month or less | 0 | - | - |
2 to 3 months | 1 | Last month of the short taxable year. | 100% of the required annual payment. |
4 to 6 months | 2 | 3rd and last months of the short taxable year. | 30% of the required annual payment for the first instalment, and 70% of the required annual payment for the second instalment. |
7 to 9 months | 3 | 3rd, 6th and last months of the short taxable year. | 30% of the required annual payment for the first instalment; 30% of the required annual payment for the second instalment; and 40% of the required annual payment for the third instalment. |
10 to 11 months | 4 | 3rd, 6th, 9th and last months of the short taxable year. | 30% of the required annual payment for the first instalment; 30% of the required annual payment for the second instalment; 20% of the required annual payment for the third instalment; and 20% of the required annual payment for the fourth instalment. |
Conn. Agencies Regs. § 12-204c-1