Codes of Conduct
Codes of conducts are often used by industry bodies to undertake a procedure which is standardised and has control built in. A code of conduct for data protection purposes must include safeguards which protect the rights of the data subject and must be approved by the supervisory authority.
Codes of Conduct for International Data Transfer
At the time of writing, few approved codes of conduct exist, therefore there is a limited opportunity available to apply this safeguard.