Treasury: Scotland's economic performance, currency and monetary policy, tax and spending, debt and borrowing, banking and financial services.

Cabinet Office: Legal basis of independence and secession from the UK, culture, heritage, identity and the "hearts and minds" story of Scotland in the UK.

Foreign Office: An independent Scotland's membership of the European Union and other international bodies such as Nato.

Home Office: Migration, passports and borders.

Ministry of Defence: Defence and security capabilities, international relationships and alliances.

Department for Work and Pensions: Fiscal, economic and social as well as administrative elements of the welfare state.

Department for Energy and Climate Change: The energy market, renewables and North Sea oil.

Department for Business, Innovation and Science: Business infrastructure, shared "virtual" and "actual" infrastructure and research and innovation.