Rondas Ostensivas Tobias de Aguiar Rounds Ostensive Tobias de Aguiar , Better known by his acronym ROTA , Is a form of policing of the 1st Battalion Policing Shock - " Tobias de Aguiar " - And a reserve army of the General Command of Military Police of São Paulo . Constitutes a tactical force of the Military Police , which aims to enable flexibility and responsiveness with the use of motorized policing . Used in the need to control civil unrest through the group of vehicles , as appropriate , Group , Platoon , Company or Battalion of Shock . The history of the Battalion . With the advent of Republic then the Police Corps Standing was on December 1 , 1891 , divided into four bodies , going to be called the Public Force , at which time the Battalion was named 1st Corps Military Police , whose mission was to keep the peace , assist the justice and defending the Republican Institutions . After several denominations , started to show its current name on December 15 , 1975 . Since its establishment , the Battalion had its effective presence in conflicts marked the history of Brazil and may be cited : The Barracks The Battalion Tobias de Aguiar , established on 1 December 1891 , was the third barracks built in the then Permanent Police Corps . Designed by the noted architect Ramos de Azevedo and inspired by the French military architecture , the style originated in Europe in the first half of Nineteenth Century with the name " Post - Style Napoleonic " . Modeled a Headquarters French Foreign Legion at Morocco . In his basement is a network of tunnels that made links with the neighboring barracks and the railway station . The material for its construction came from various parts of the world : French tiles , bricks and pine of Italy in Riga , Latvia . Currently , the building is historical and is listed by CONDEPHAAT . Beyond the tunnel , there is the chimney , located on the outside near the building , which served as a reference during the Revolution of 1924 And today marks with shots guns in four points . Coat of 1st BPChq " Tobias de Aguiar " . Creation : Decree No . 20 986 of 1 December 1951 . Shield : Bicudo , French style Quartered . Its Meaning : Field 1 - Top Left : In gules ( red ) , which symbolizes the courage , grandeur , and fighting spirit , five wings eagle Santor on which is the symbol of speed in military expeditions , gold symbolizing the splendor , sovereignty and stability . Field 2 - Upper Right : In gold with two bands decreased , which symbolizes the knight ' s belt , beneath these , three fleurs - de - lis of sips ( red ) at the bottom , a shield on a white background which is the symbolism of purity and the ideal , an eagle sable ( black ) and three other tracks in the right sinoper ( green ) which is symbolic of victory , and honor civility . 3rd Field - Lower Left : Gold , five in Martlet Santor symbolizing an indication of the defeated enemies in battle , in sable ( black ) which is the symbolism of simplicity , wisdom , Science and honesty . Field 4 - Lower Right : In gold , one eagle gules ( red ) and black membrane , which is the symbolism of power , victory and prosperity , which identifies the name of AGUIAR and the 1st Battalion of Shock " TOBIAS DE AGUIAR . Armament . There are several types of firearms used by ROTA : Advent of the current format . The so - called " First Military Police Battalion " Tobias De Aguiar " " purchased the current format , based on the mobility and effectiveness , starting in 1970 when , in the context of dictatorship , participated for the scrapping of a training center for guerrilla VPR active in Vale do Ribeira . Although successful , the remnants of the group escaped , among them Carlos Lamarca and Carlos Marighella continue to militancy in the capital of Sao Paulo and Greater Sao Paulo ; Promoted attacks on barracks , assassinations and kidnappings of politicians and military funded by bank robberies ( called expropriations ) . The group was accused of terrorism by the regime . The Battalion is reformulated to curb urban guerrilla . It is installed at the headquarters of Battalion Tobias de Aguiar " a communications center in order to support the vehicles in service . The vehicles are equipped with a radio transceiver for greater agility in operations with the Military Police Aguiar Base or the car in policing , the police receive the black beret as a trademark . Under the command of Lt . - Col . Salvador D ' Aquino the group will take the role of bank round , urban patrolling and riot police to act where the joint was not able to do so . On October 15 , 1970 , shall be called " Rounds Ostensive Tobias de Aguiar " - " ROTA " .