Even the plumbing code answers to a higher authority.
Sometimes it appears that the plumbing code conflicts with religious beliefs or practices. There is a standing joke that there is no conflict, God always wins. In many ways, that is true.
Contrary to what a plumbing code may require, religious freedom is guaranteed by the First Amendment to the United States Constitution. The First Amendment reads, in part, "Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof ... "