Wiktionary
n. A government-established place (building, office, shop, or counter) where you can go or phone to discuss your tax affairs.
Usage examples of "tax office".
Each year, with solemn dignity, she accompanied her brilliant son Africa to the tax office to pay her taxes.
He'd need to have some innocuous-looking file in his local tax office.
I don't think he knows anything about Julio or the man from the tax office.
If he did suffer, he said nothing about it, and he went on running the tax office for the Badoglio government.
I'd tracked Andy Nichol down at a tax office in Plymouth and called him there, but apart from saying he'd heard a lot of keyboard-clattering noises coming from Rory's room during the days before Rory had borrowed his bike and disappeared, he'd only been able to confirm what I already knew.