acts as immigration services Immigration Division Frontier Control Division Traffic Department Traffic Control Commission Traffic Commission for Macau Peninsula Traffic Commission for the Islands Police Department for Macau Peninsula Police Department for the Islands Airport Division Police Tactical Intervention Unit Special Operations Group Police School Support Division and Services Rank structure Senior Command The PSP is commanded by a superintendent-general, who is assisted by two superintendents. Other positions or offices in the PSP organization includes: Legal Advisor Discipline Counsel Support Office Command Individual departments are often headed by a commissioner. Ranks The various categories, ranks and respective main functions are: Senior ranks Superintendent-General (superintendente-geral): commander of the CPSP, Superintendent (superintendente): deputy commander of the CPSP, Intendent (intendente): commanding officer of level I units, Sub-Intendent (subintendente): commanding officer of level II units, Commissioner (comissário): commanding officer of level III units, Sub-commissioner (subcomissário): commanding officer of level IV units, Chief (chefe): commanding officer of level V units, Sub-Chief (subchefe): coordinator of complex tasks; Basic ranks Principal constable (guarda principal): coordinator of simple tasks, Constable first class (guarda de primeira): executor of operational, technical or administrative tasks, Constable (guarda): executor of operational, technical or administrative tasks. Rank insignia The rank insignia of the CPSP follows the generic model of the Portuguese Public Security Police. Insignia is placed in dark blue epaulets for all ranks, except those of superintendent and superintendent general which use instead red epaulets. The insignia for basic ranks consist in silver chevrons: two for constable, three for constable first class and four for principal constable. The insignia for sub-chief consists in a silver stripe. The insignia for chiefs and commissioners consist of a laurel branch and a number of PSP stars (six points silver stars with the "SP" monogram in the center): one for chief, two for sub-commissioner and three (in inverted triangle) for commissioner. The insignia for intendents and superintendents consist of two crossed batons surrounded by laurel wreaths and a number of PSP stars: two for sub-intendent, three (in inverted triangle) for intendent and superintendent and four for superintendent general. Firearms The standard issue sidearm for regular Macau police officers are issued the Smith & Wesson Model 10 revolver. Policemen who work for special units such as Police Intervention Tactical Unit (UTIP) or the Special Operation Group (GOE) are issued with the Glock 19 semi-auto pistol. The GOE may also equip with SIG Sauer P226, SIG Sauer P228,