Department for Energy Security and Net Zero (DESNZ)
The Department for Energy Security and Net Zero (DESNEZ) was established in February 2023 following a mini reshuffle of Ministers and a governmental reorganisation.
The department is focused on the energy portfolio of the former Department for Business, Energy and Industrial Strategy (BEIS). It's overarching aim is to secure the UK's long-term energy supply, bringing down bills and halving inflation[1].

Responsibilities and Objectives
The overarching original resonsibilities are:
- delivering security of energy supply
- ensuring properly functioning energy markets
- encouraging greater energy efficiency
- seizing the opportunities of net zero to lead the world in new green industries
Equality objectives are:
- Enhance energy security
- Protect billpayers
- Create economic growth for the UK, and generate and protect jobs
- Reduce the UK’s carbon emissions

