untaxed

adj

1. (not-comparable)Not subject to being taxed.

   “During August, clothes costing less than $75 are untaxed, to try to help the poor to buy clothes and the merchants to make money.”

   “If your income qualifies you to contribute to a Roth IRA, you can contribute up to $7,000 this year ($8,000 if you’re at least 50) with after-tax savings. That money will grow untaxed until retirement, at which point your withdrawals will be tax-free and penalty-free after age 59-1/2, assuming the account has been open for at least five years.”

2. (not-comparable)Not having had the required taxes paid on it.

   “Bootleggers make good money selling untaxed cigarettes, until they are caught.”

3. (not-comparable)Not tired or strained, working well within capacity.

   “The motor was untaxed by the steep hill because the vehicle was so lightly loaded.”