Guidance

Contact DESNZ

How to contact the Department for Energy Security and Net Zero (DESNZ).

DESNZ is responsible for:

  • energy security
  • net zero
  • energy market reform
  • energy efficiency
  • nuclear
  • energy systems and networks
  • green finance

Read more about what we do.

Helplines

Helplines are available to:

Online

GOV.UK is the best place to find up to date information on our services.

We often get enquiries about the following topics. Check the guidance if you need to:

Or search GOV.UK for the information you’re looking for:

Search DESNZ guidance

You can find contacts for specific schemes and programmes on the relevant pages.

Write to a minister

Write to:

[Name of Minister]

Ministerial Correspondence Team

Level 3
55 Whitehall
London
SW1A 2HP
United Kingdom

General enquiries about schemes or programmes should be sent to the relevant team.

We aim to reply to correspondence within 15 working days.

We do not reply to correspondence that:

  • contains abusive or offensive language
  • sells or promotes products or services
  • is for information only and does not ask a question
  • is part of a campaign or petition
  • is unclear due to language or handwriting
  • repeats an enquiry you’ve already sent

Make an FOI request

How to make an FOI request.

Contact the media team

How to contact our press office if you’re a journalist with a media enquiry.

Contact a statistics team

How to contact a statistics team.

Complain about the department

How to complain about the service you get from DESNZ.

Request a document in an accessible format

How to request an accessible format.

Request your personal data (subject access request)

How to get a copy of any personal information we hold about you.

Privacy notice

Our privacy notice sets out how we use your personal data when you write to us.

Updates to this page

Published 4 May 2023
Last updated 23 November 2023 + show all updates
  1. Departmental address changed to 55 Whitehall, London, SW1A 2HP.

  2. First published.

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