{"data":{"id":"us-ok/okla.-stat.-tit.-68-68-2385.13","jurisdiction":"us-ok","citation":"Okla. Stat. tit. 68, § 68-2385.13","heading":"Amount of estimate - Penalty for underestimating","body":"A. In the case of any underpayment of the estimated tax payment\n\nrequired in Section 2385.9 of this title, there shall be added to\n\nthe amount of the underpayment interest thereon at an annual rate of\n\ntwenty percent (20%) for the period of the underpayment.\n\nB. As used in subsection A of this section, the amount of the\n\nunderpayment shall be the excess of the required installment over\n\nthe amount paid on or before the due date of the installment. The\n\nperiod of underpayment shall run from the due date of the required\n\ninstallment to the earlier of the fifteenth day of the fourth month,\n\nor for corporations, thirty (30) days after the due date for returns\n\nestablished under the Internal Revenue Code, following the close of\n\nthe taxable year or the date on which the required installment is\n\npaid.\n\nC. No addition to tax shall be imposed under subsection A of\n\nthis section if the tax shown on the return for the taxable year is\n\nless than One Thousand Dollars ($1,000.00) or if the taxpayer was an\n\nOklahoma resident throughout the preceding taxable year of twelve\n\n(12) months and did not have any liability for tax for the preceding\n\ntaxable year.","path":["OK Code","Title 68"],"source_url":"https://www.oklegislature.gov/OK_Statutes/CompleteTitles/os68.pdf","current_through":"2026-08-14","vintage":"open-us-law v2026.08, retrieved 2026-09-14","retrieved_at":"2026-09-14T18:32:36Z","sha256":"a428e65905148c0284e5c228770edf5d13454d4c8e7db376dc764b7b2952879f","source_id":"us-ok","stale":false,"prev":"us-ok/okla.-stat.-tit.-68-68-2385.11","next":"us-ok/okla.-stat.-tit.-68-68-2385.14"},"notice":"GroundRules: Original legal text. Not legal advice."}