Invoices. NTTCT shall submit invoices for Services at the end of each month and shall be due on receipt (and in any event no later than within thirty (30) days of the date of the invoice). Interest shall be charged at the rate of One and a Half Percent (1 ½%) per month (but subject to the maximum rate permitted by law) on the total amount as set out in such invoices more than ten (10) days past due. All fees due under this Agreement (including SOWs) are in Thai Baht, are exclusive of any applicable taxes and shall be made free and clear of, without reduction for, any applicable Thai and foreign, state and local taxes, imposts, value added or sales taxes, excise, use taxes, withholding taxes or other similar taxes, duties or levies and assessments, howsoever designated or computed, pertaining to the payments under this Agreement, the cost of which (other than taxes based on NTTCT’s net income) shall be borne by Customer. If Customer disputes, in good faith, any amount due and payable pursuant to an invoice, Customer, within thirty (30) days of the date of the invoice, may request in writing that NTTCT make an appropriate adjustment, provided, however, that Customer has paid in full all undisputed amounts then due and payable to NTTCT. Either party may use, if necessary, the procedures in Section 10 to resolve the dispute. Any amounts which NTTCT determines to be in error or not in compliance herewith shall be adjusted on the next invoice. Any disputed amounts which NTTCT deems to be correct as billed and in compliance herewith shall be due and payable by Customer, within thirty (30) days of NTTCT’s notice and demand therefore.