Support Letters from Countries
- European Competition Commission, Belgium
- Swedish Competition Authority (KONKURRENSVERKET), Sweden (2013) (2014)
- Federal Antimonopoly Service, Russia
- Office of Competition and Consumer Protection (UOKiK), Poland
- Vietnam Competition Authority, Vietnam
- Antimonopoly Office of the Slovak Republic, Slovakia (2013) (2014)
- Fair Competition Commission, Tanzania
- Spanish Competition Authority (CNC), Spain (2013) (2014)
- The Hungarian Competition Authority (GVH), Hungary
- Competition Council, Republic of Latvia
- Bundeskartellamt, Germany
- Philippines adopted 5th December as National Competition Day
- Competition Promotion and Consumer Protection Directorate, Republic of Afghanistan
- Federal Austrian Competition Authority, Republic of Austria (2012) (2013) (2014)
- Commission on Protection of Competition, Republic of Bulgaria
- Competition Protection Agency, Republic of Kazakhstan
- Namibian Competition Commission, Namibia
- Competition and Tariff Commission, Zimbabwe
- Competition Commission of Pakistan, Pakistan
- Gambia Competition Commission, The Gambia
- Fiji Commerce Commission, Fiji
- Competition and Consumer Protection Commission, Zambia (2010) (2014)
- The Office of Fair Trading, UK