The All Ethiopian Unity Party led by Hailu Shewal is the one signatory to the Code of Conduct widely acknowledged as a legitimate independent political force.

VOA: standard.2009.11.01

So far, by the measure of Mr. Bloomberg, the mayoral contenders haven't yet cracked the tech sector's political code.

WSJ: Giving Politics a Hack

The IEA also facilitated the crafting of a "Political Parties Code of Conduct" and the setting up of a National Enforcement Body to enforce the code.

CNN: STORY HIGHLIGHTS

There are three trade bodies, including the Association of Professional Political Consultants which has a code of conduct banning members from employing elected politicians or peers and strict rules on honesty and openness, keeping tabs on the activities of lobbyists.

BBC: Lobbying and British politics