Русско-англо-русский юридический словарь

If you act in bad faith then you act in a dishonest or unacceptable way (TransLegal - Legal English Online)

If an insurance company acts in bad faith it may be subject to punitive damages. (Website of Pillsbury & Coleman, LLP)

For his own part, he was unaware of any case in which a court had found that a sovereign State had acted in bad faith, and he would be grateful if the Special Rapporteur could provide examples from international judicial practice. (Yearbook of the International Law)

The application was made in bad faith because: Mr Blatchly worked for Kahuna and knew that the trade mark the subject of these proceedings was designed on behalf of, and upon instructions from, Kahuna. (Trade Marks Act 1994)