Review / Committee found unsatisfactory conduct / own motion investigation / lawyer failed to produce records / Lawyers and Conveyancers Act 2007, section 147 / section 262 / whether lawyer required to retain documents / duty to cooperate with Committee / HELD / lawyer did not obstruct Committee’s investigation / lawyer no longer had access to some records / Committee directed to reconsider failure to retain records / Committee’s decision otherwise reversed / section 211(1)(a)