Wales had a "lop-sided" system of devolution, with law-making powers granted by a referendum in March, but far less power over its finances.

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Within the first term of this government there will be devolution to Scotland and Wales, an elected mayor in London, the removal of the voting powers of hereditary peers, the implementation of the European Convention on Human Rights into UK law, a promised referendum on electoral reform and a process of devolution to English regions.

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The devolution law hands the regions many of the central government's former responsibilities, like health care, education and public works, but only a quarter of its revenue.

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But the legislators who drew up the original autonomy law feared that devolution to the provinces, many of which are big enough to be self-sufficient, might foster separatism.

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"As Papuans point out, if national law trumps local law every time, it raises the question of how much devolution the central government is really willing to countenance, " the report said.

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This process, known as devolution, would effectively transfer a whole swathe of law making and administrative powers from Westminster to the Scottish Parliament and Scottish Executive.

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David Cameron MP said that it was necessary to review the devolution arrangement between the Welsh Assembly and the UK Government in light of the referendum on law-making powers in March 2011.

BBC: David Cameron statement

Now in the era of devolution it's a more difficult balancing act for someone to try to be both a law maker and to justify law breaking.

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