An assessment of the impacts of the carbon price floor is given in HMRC's Tax Information and Impact Note published alongside the Budget. This is available online at:
The Department for Energy and Climate Change has carried out an assessment of the impact of all Government policies on energy bills for energy-intensive industries, published on 23 November, available at:
The Chancellor of the Exchequer announced at the autumn statement on 29 November 2011, Hansard, columns 799-810, a package of measures to reduce the transitional impacts of energy and climate change policies on the costs of electricity for the most energy-intensive industries. The Department for Business, Innovation and Skills will assess the impacts of the package as the details are developed.