Section R647-8-105 - Payment of Penalty1. No abatement or appeal. If a notice of proposed individual civil penalty assessment becomes a final order in the absence of a petition for review or abatement agreement, the penalty will be due upon issuance of the final order.2. Appeal. If an individual named in a notice of proposed individual civil penalty assessment files a petition for review in accordance with R641, the penalty will be due upon issuance of a final Board order affirming, increasing, or decreasing the proposed penalty.3. Abatement agreement. Where the Board and the corporate permittee, operator, or individual have agreed in writing on a plan for the abatement of or compliance with the unabated order, an individual named in a notice of proposed individual civil penalty assessment may postpone payment until receiving either a final order from the Board stating that the penalty is due on the date of such final order, or written notice that abatement or compliance is satisfactory and the penalty has been withdrawn.4. Delinquent payment. Following the expiration of 30 days after the issuance of a final order assessing an individual civil penalty, any delinquent penalty will be subject to interest at the rate established quarterly by the U.S. Department of the Treasury for use in applying late charges on late payments to the Federal Government, pursuant to Treasury Financial Manual 6-8020.20. The Treasury current value of funds rate is published by the Fiscal Service in the notices section of the Federal Register. Interest on unpaid penalties will run from the date payment first was due until the date of payment. Failure to pay overdue penalties will result in referral to the Utah Attorney General for appropriate collection action.Utah Admin. Code R647-8-105