Tax 500 Manage Tax Rules adminhtml/tax_rule Manage Tax Zones & Rates adminhtml/tax_rate Import / Export Tax Rates adminhtml/tax_rate/importExport Customer Tax Classes adminhtml/tax_class_customer Product Tax Classes adminhtml/tax_class_product Tax 500 Customer Tax Classes 0 Product Tax Classes 10 Import / Export Tax Rates 20 Manage Tax Zones & Rates 30 Manage Tax Rules 40 Tax Section 55