Funny thing is that even if you do such request, company refuse and then you make a complaint which for example is thrown out, you still won't know what is the

Funny thing is that even if you do such request, company refuse and then you make a complaint which for example is thrown out, you still won't know what is the best practice, because there is no such thing as precedent there. Each case is judged individually. Actual compliance depends on particular civil servant's interpretation who is handling a complaint about your company.