The launch linking Labour leaders at both Westminster and the assembly underlines the difficult balancing act facing politicians post-devolution.
The DUP and its main coalition partner Sinn Fein have been at loggerheads in recent months over the devolution of policing and justice powers from Westminster to the Assembly in Belfast.
It used to be regarded as a safe Conservative area, but since boundaries were changed and it became Clwyd West, it has been held by Labour at both Westminster and the assembly in recent years.
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It will now go before scrutiny committees at both the assembly and Westminster.
Once the LCO has been laid it will then be subject to scrutiny by both the Welsh Assembly and Westminster.
Westminster MPs and Welsh Assembly members are still working on a joint package to help those whose jobs have been axed.
Lords Leader Baroness Royall said she hoped the provision would be a "catalyst" for politicians to decide whether they wanted to sit in Westminster or in the assembly.
Wales's Assembly, unlike the Westminster Parliament, is elected for a fixed term, so there is no possibility of new Assembly elections.
Chair of the Plaid Cymru group in the assembly Dr Dai Lloyd said the new Westminster government must refocus on the "legitimate bid" the assembly had unanimously made for a referendum.
He said the package of reform changing the number of politicians in Welsh local authorities, at Westminster, and in the Assembly should be implemented by 2015.
And she warned reform of the Barnett formula, which determines how much money the assembly receives from Westminster, was needed if fiscal powers were to be devolved successfully.
Under the Barnett Formula, which calculates the amount of money the assembly receives from Westminster, Holtham discovered that Wales lagged behind equivalent funding for areas like the North East of England.
There'd already been a bust-up before Welsh MPs turned up for the Westminster Hall debate on the Assembly's electoral arrangments - and they arrived in the mood for another one.
"On the basis of these allegations it seems to me that, prima facie, there are grounds for a major investigation by the various commissioners who have responsibility for standards in Westminster and the Northern Ireland Assembly, and presumably at a local council level as well, " he said.
But London controls the census for Wales, and the Assembly can only ask Westminster to change the forms.
But it is unlikely the Treasury will bow to demands to overhaul the way the National Assembly is funded by Westminster in order for the administration to dip into the financial markets.
Under one option the Assembly would stick to 40 seats but their boundaries would be changed to ensure seats are roughly of equal size ("what's sauce for the Westminster goose is sauce for the Assembly gander" as Wales Office minister David Jones put it) and 20 members would be elected, as now, via the regional lists.
Ms Wood told BBC Sunday Politics Wales: "I'll be telling those candidates in that election to make sure that they communicate Plaid Cymru's clear message with their voters, which is about doing everything we can at local government level, working with the assembly and also at Westminster level to create as many possible jobs as possible on that island".
The Government of Wales Act 2006 saw the biggest transfer of powers from Westminster to Cardiff Bay since the Welsh Assembly was set up in 1999.
Wigley, went the sotto voce moaning, devoted insufficient attention to assembly affairs and too much to Westminster.
The Liberal Democrats have chosen Abertillery councillor Steve Bard for the assembly seat and Amy Kitcher for Westminster.
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Before the Davies affair, Mr Michael was happily focused on a political career at Westminster, and had not applied for an assembly seat.
The first minister also gave evidence on the assembly government's relationship with Westminster and the government's response to the adverse weather experienced during the winter.
Until 1986 the republican movement rejected not just Parliament in Westminster and the notion of a Northern Ireland assembly, but also the legitimacy of the Irish state and its parliament.
Westminster, European, Scottish MPs and Welsh Assembly members.
But the Welsh Conservatives' main man at Westminster, Bill Wiggin, wants to abolish the assembly.
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John Hopkins will stand for the Labour Party for the assembly and Owen Smith will contest the Westminster seat.
BBC: NEWS | UK | Wales | South East Wales | MP's widow to fight assembly seat
He links his campaign to political efforts to persuade the Westminster government to set up an elected northern regional assembly.
Mr Bradley said that if there was not to be an Irish Language Act brought through the Assembly then legislation could be enacted at Westminster.
The message was, said Mr Jones, aimed at a Tory Government in Westminster who would "be able to abolish the assembly at a whim" if it wanted to - not, you might argue, that likely.
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