powers as regular peace officers. Others have enhanced powers which are limited by law to their specific location. Special special / security police around the world Australia The RAAF Security Police is responsible for base security and policing the RAAF and they work closely with the Airfield Defence Guards. The Military Working Dog Unit also provides a further security function. Most state police force in Australia employs a team of officers known as Protective Services Officers (PSOs). Stationed in and around public or government buildings, these PSOs are armed (to varying degrees) and wear slightly different uniforms. They are also called upon by regular police officers if the need arises. They generally undergo training at the state police college and share many resources. Some police officers have used the PSO path as a stepping stone to their current roles. In New South Wales, an armed internal unit of the New South Wales Police Force is staffed by special constables who hold identical powers and immunities of police officers at the rank of constable. Special constables wear similar uniforms to police officers, carry arms and appointments and are issued warrant cards and badges. Special constables provide security services to select government and police complexes. Germany The Polizei beim Deutschen Bundestag (Polizei DBT, commonly known as Bundestagspolizei) is the smallest and least known police agency in Germany. It is responsible for the protection of the premises of the Bundestag in Berlin. Because the chief of the Bundestagspolizei is the president of the Bundestag (Federal Parliament of Germany) and not the minister of the interior, it can not be called a federal police agency. The number of their officers is not published yet. The Bundestagspolizei recruit their staff from all German police agencies, only skilled officers are accepted. Hong Kong A special division of the Hong Kong Police Force, known as the Airport Security Unit (ASU), has been engaged by airports in Hong Kong (HK), to provide security services. These personnel have higher fitness standards and are issued with heavier firepower, than ordinary HK police officers. India The Indian central government maintains several security police forces: The CISF is The Central Industrial Security Force (established in its present form: June 15, 1983) is a paramilitary security force in India. The CISF duties are to protect public properties and private properties, as well as: To protect public sector To protect private sector Airport security