Yes, if you know for sure what your taxes will be. This is usually known by the end of the year so you can consider that amount a debt you owe and deduct it from your total wealth for Zakah.
Reason for Asking the Question
Taxes can often be quite high and if you pay them soon after your Zakah date, it can significantly affect the amount you owe.
Certainty Level: 4 (out of 5) What is this?
Shaykh Mustafa Umar