Ref. No. 41/951
In the name of Allah the most Gracious the most Merciful
The answer to your question is as follows:
The interest money received from government banks may be used in paying the income tax to government.
And Allah knows best
Darul Uloom Waqf Deoband
This answer was collected from the official website of Darul Uloom Deoband Waqf. The institution is based in India and the answers are provided in accordance to the Hanafi Fiqh.