- Pricing does not include withholding tax, duties, any airport related charges or other governmental levies. AEROTHAI shall be responsible for any taxes, duties, charges or other levies applicable to the services, including but not limited to sales, use, gross receipts, excise, VAT, ad valorem and withholding tax with respect to the services provided by ARINC. AEROTHAI further agrees, if it is required to withhold any income tax, to increase payments to ARINC in amounts equal to the sum ARINC would have received had no withholding been made;