Indian Act

;)

The Indian Sarais Act 1867 states this

Mayakrishnan sir said correct.

First of all you must know that there is no law by name cultural property law. Your question involves no legal issues. It is a matter of propriety or pride of an individual not to insist to use toilet of 5 star hotel when he is not a guest paying for the facilities. Your question and thoughts are inappropriate in the matter.