Legally speaking, although David did not have the authority to dispose of the tax revenues, these funds were, after all, collected by David's own efforts in the first place.
Therefore, as long as David is willing to issue a statement supporting his healthcare bill, then whether it's the Treasury Department, Congress, the White House, or even his opponents, they would all consider giving him some face.
After all, if you don't give face, David only has to slack off and the finances would become even worse and more strapped for funds, then no one would be able to play.
David leaned his chin on his hand and thought for a while, but at last shook his head and said, "Sorry Mr. Josh, I still stand by my words, I am merely a tax collector, I don't want to get involved in national policy and such significant matters."
Although helping Josh, this influential Congressman, and obtaining his favor could be very beneficial in the future.