Kentucky Revised Statutes Title XI. Revenue and Taxation § 141.305.Estimated income tax payments; administrative regulations

(a) Gross income from sources other than wages upon which Kentucky income tax will be withheld can reasonably be expected to exceed five thousand dollars ($5,000) for the taxable year; or

(b) Adjusted gross income can reasonably be expected to be an amount not less than the amount for which a return is required under KRS 141.180.

(a) The estimated tax liability for the tax imposed under KRS 141.020 shall be used to make the estimated payment;

(b) Any provisions in 26 U.S.C. sec. 6654 that apply for federal tax purposes but do not apply to the taxes imposed under KRS 141.020 shall not be included;

(c) The addition to tax identified by 26 U.S.C. sec. 6654(a) shall instead be considered a penalty under KRS 131.180;

(d) The tax interest rate identified under KRS 131.183 shall be used to determine the underpayment rate instead of the rate under 26 U.S.C. sec. 6621; and

(e) Any waiver of penalties shall be performed as provided in KRS 131.175.