You will require this registration if you intend to practice as a trade marks attorney.
Anyone has a right to submit trade mark applications on behalf of themselves or another person. Only registered trade marks attorneys can describe themselves as trade marks attorneys. Only registered trade marks attorneys, patent attorney or lawyers can describe themselves as trade marks agents. Registration allows you to claim the full range of functions available under legislation and allows clients to claim a right of privilege for communications with their attorneys.
A company may register as an incorporated trade marks attorney.