a tax levied per unit of value harvested —;note 1. state or local governments often impose yield taxes in combination with a low annual property tax rate to enable the property owner to postpone a portion of the annual property taxes normally due until such time as income is received from the property (e.g., at timber harvest) —note 2. a yield tax recognizes that in many years forest property owners generate no income from their lands —see ad valorem tax, severance tax, specific taxThis definition last updated 08/26/2008