We use some essential cookies to make this website work.
We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services.
We also use cookies set by other sites to help us deliver content from their services.
You have accepted additional cookies. You can change your cookie settings at any time.
You have rejected additional cookies. You can change your cookie settings at any time.
Departments, agencies and public bodies
News stories, speeches, letters and notices
Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
The first duty of the government is to keep citizens safe and the country secure. The Home Office plays a fundamental role in the security and economic prosperity of the UK. Home Office is a ministerial department, supported by 31...
This series brings together all documents relating to government security.
The Security Service, MI5, is responsible for protecting the UK against threats to national security. MI5 works with the Home Office .
Employment Appeal Tribunal Judgment of Lord Fairley on 21 January 2026.
Find out about the Industry Security Assurance Centre (ISAC) and its associated responsibilities.
Investors and businesses may be legally required to tell the government about certain sensitive acquisitions under the National Security and Investment Act.
The Industrial Energy Transformation Fund (IETF) supports the development and deployment of technologies that enable businesses with high energy use to transition to a low carbon future.
The Home Secretary updated on government action to counter state threats following the charging of three Iranian nationals under the National Security Act 2023.
You can buy the British standards at a 30% discount.
Don’t include personal or financial information like your National Insurance number or credit card details.
To help us improve GOV.UK, we’d like to know more about your visit today. Please fill in this survey (opens in a new tab and requires JavaScript).