A tax levied on the difference between a commodity's price before taxes and its cost of production.
1Our State revenue is mainly derived from a six mill ad valorem tax.
2Ethanol imports are hit with 54-cent-per-gallon tariff and a 2.5 percent ad valorem tax.
3For instance, the white farmers' machinery is duty free, but in several Colonies the native hoes pay an ad valorem tax of 25 per cent.
4In particular, whereas ad valorem taxes in a tiered pricing system like China's encourage trading down, specific excise taxes discourage the practice.
Translations for ad valorem tax