Qt is. The rules of residence in it nobody dictates me - I want - even chicken in it :)

Young man, you are with your maximalism somewhat more accurate, or you can lose your hard work. Or do you really believe that there are areas of life not regulated by law?

See also
170 27.09.2003 Order of the State Building of the Russian Federation of September 27, 2003 No. 170 "About approval of Rules and norms of technical operation of housing fund"