172.This section allows a designated officer to issue a notice to someone requiring them to provide information about a taxpayer (either a single person or class of persons), in order to establish the taxpayer’s identity. The notice can only be given with tribunal approval to do so. The tribunal can only approve the giving of the notice if it is satisfied that conditions A to D in subsections (2) to (6) are met. Under this section, the designated officer may require any of the following information: name, last known address and the date of birth.