They must be used in the cases included in additional provision 6 (in penitentiary establishments), 8 (medium and long-stay psychiatric centers, services or establishments) and 10 (residential centers for elderly people or people with disabilities).

In accordance with the anti-smoking law 42/2010, of December 30, which modifies law 28/2005 (BOE of December 31), designed by the Generalitat of Catalonia.