The Beijing Municipal Public Security Bureau (Chinese: 北京市公安局; pinyin: Běijīng Shì Gōng'ānjú) is a department of the Beijing Municipal People's Government. It serves as the city's public security bureau and branch of the people's police under the Ministry of Public Security (MPS) The headquarters is in Qianmen, Dongcheng District.

The bureau is the host of the Beijing SWAT, reportedly one of the most well trained and best equipped special police (特警; Tèjǐng) teams in the entire country. The director of the Beijing Public Security Bureau generally serves concurrently as a Vice Minister of Public Security.

In 2010, the agency started a new public relations program by allowing Hong Kong and Macau media to attend press conferences and adding new spokespersons.

On 17 August 2011, a Beijing Municipal Public Security Bureau AW109E police helicopter crashed into Miyun reservoir [zh] in Miyun County, Beijing during a search and rescue training exercise. Four crewmen were killed in the accident.

All police officers of the Beijing police are armed with a variety of guns on the beat, e.g. QSZ-92, QSW-06, officers in special units carry shotguns and SWAT members are armed with the domestically produced Norinco QBZ-95 Assault Rifle and QSZ-92 Pistols.^{[citation needed]}

Since 1949, 398 officers of the Beijing PSB have died in the line of duty.