Charles Darby, Director of the Oxford Office recently gave a lecture on the RIBA and ARB Codes of Conduct and Architects Appointment to current Masters students at Oxford Brookes. He was recently invited back to give the same talk to the 3rd year Degree students.
Information on the RIBA Code of Conduct can be found here:
http://www.architecture.com/RIBA/Professionalsupport/Professionalstandards/CodeOfConduct.aspx
Information on the ARB Code of Conduct can be found here: