- Complaints about Television or Radio Broadcast Materials
- Complaints against a Telecommunications Operator on Possible Breach of the Telecommunications Ordinance or Licence Conditions
- Complaints about Suspected Contravention of Competition Ordinance
- Complaints about Suspected Contravention of the Fair Trading Sections of the Trade Descriptions Ordinance
- Complaint about Suspected Contravention of Section 18A of the Telecommunications Ordinance on “Requirements relating to Work near Underground Telecommunications Lines”
- Report on Suspected Breach of the Unsolicited Electronic Messages Ordinance