Payment of Stipulated Penalties EPA may send Purchaser a demand for stipulated penalties. The demand will include a description of the noncompliance and will specify the amount of the stipulated penalties owed. Purchaser may initiate dispute resolution under Section XIII regarding the demand. Purchaser shall pay the amount demanded or, if Purchaser initiates dispute resolution, the uncontested portion of the amount demanded, within 30 days after receipt of the demand. Purchaser shall pay the contested portion of the penalties determined to be owed, if any, within 30 days after the resolution of the dispute. Each payment for: (a) the uncontested penalty demand or uncontested portion, if late, and; (b) the contested portion of the penalty demand determined to be owed, if any, must include an additional amount for Interest accrued from the date of receipt of the demand through the date of payment. Purchaser shall make payment at xxxxx://xxx.xxx.xxx using the link for “EPA Miscellaneous Payments Cincinnati Finance Center,” including a reference to the CERCLA docket number and Site/Spill ID number listed in ¶ 92, and the purpose of the payment. Purchaser shall send a notice of this payment to DOJ and EPA. The payment of stipulated penalties and Interest, if any, does not alter any obligation by Purchaser under this Settlement. Nothing in this Settlement limits the authority of the United States: (a) to seek any remedy otherwise provided by law for Purchaser’s failure to pay stipulated penalties or interest; or (b) to seek any other remedies or sanctions available by virtue of Purchaser’s noncompliance with this Settlement or of the statutes and regulations upon which it is based including penalties under section 106(b) of CERCLA provided, however, that the United States may not seek civil penalties under section 106(b) for any noncompliance for which a stipulated penalty is provided herein, except in the case of a willful noncompliance with this Settlement or in the event that EPA assumes performance of a portion or all of the Work pursuant to ¶ 30 (Work Takeover). Notwithstanding any other provision of this Section, the United States may, in its unreviewable discretion, waive any portion of stipulated penalties that have accrued under this Settlement.