Save where otherwise specifically provided, where any payment or sum of money due from one party to another party under any provision of this Agreement is not paid on or before the due date, it shall bear interest thereon at the Prescribed Rate from the due date (whether before or after any judgement) until actual payment and it is agreed between the parties that the Prescribed Rate provides a substantial remedy pursuant to Sections 8 and 9 of the Late Payment of Commercial Debts (Interest) Act 1998.