The responsibility of the division is to conduct safe policing of crowd control at large public order events and provide ceremonial escorts.
At its formation, the unit was limited to British personnel and consisted of eight mounted sergeants and constables, who were later promoted to sub-inspector grade.
He was accompanied by Inspector Eddie Grey, who would later become the first Ceylonese head of the mounted police.
For important ceremonial occasions, mounted policemen wear the full-dress red uniform (unique to the mounted division), which is a red tunic, black pantaloons, with a gold cross belt and a black custodian helmet.
On a lesser ceremonial occasion they may wear full-dress mounted white uniform (unique to the mounted division), which includes white tunic; trousers; medals; with gazetted officers' uniforms adorned with black epaulettes with rank insignia, a black leather cross belt with the lion head badge with whistle and chain, police badge affixed black leather pouch and sword with a white coloured pith helmet.