If a church has received any form of government assistance then they have made a deal with the devil.
Additionally, the tradition of churches not paying taxes was implemented by Emperor Constantine when he hijacked Christianity and declared himself pope. The pagan temples didn’t pay taxes at that time so the same privilege was offered to the Christian churches.
I have no problem with churches paying taxes especially if they have taken my money. “Give to Caesar what is Caesar’s”
It began before that, as the Levites did not have tax nor tithe, nor the Egyptian priests in Josephs time i think. But accepting State support with its strings is a problem, and the church is supposed be supported by its own (and not be gambling):
“Because that for his name’s sake they went forth, taking nothing of the Gentiles. We therefore ought to receive such, that we might be fellowhelpers to the truth. “ (3 John 7-8)