The Royal Ministry of Justice and Public Security (Norwegian: Det kongelige justis- og beredskapsdepartement) is a Norwegian government ministry that oversees justice, the police, and domestic intelligence.

The main purpose of the ministry is to provide for the maintenance and development of the basic rule of law.

The ministry subsequently moved to its current location at Gullhaug Torg in Nydalen.

Since October 2021 Emilie Enger Mehl has served as Minister of Justice and Public Security.

It is organised into the following sections: On September 8, 2006, the government commissioned an inquiry on the wrongful conviction of Fritz Moen[citation needed].