The constitution says: the right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated, and no warrants shall issue, but upon probable cause, supported by oath or affirmation, and particularly describing the place to be searched, and the persons or things to be seized.
You're applauding the abuse of power.
Here’s the law, ignorant dumbfuck.
1) on Ways and Means, Committee on Finance, and Joint Committee on Taxation
Upon written request from the chairman of the Committee on Ways and Means of the House of Representatives, the chairman of the Committee on Finance of the Senate, or the chairman of the Joint Committee on Taxation, theSecretary shall furnish such committee with any return or return information specified in such request,
https://www.law.cornell.edu/uscode/text/26/6103