A 21-year-old man was arrested and subsequently charged yesterday after he was reportedly found with a board gun while identifying himself as a policeman.

Superintendent Derrick 'Cowboy' Knight, head of the St Andrew Central police, said the man was held in Half-Way Tree after he tried to arrest another man.

Reports are that about 5 p.m., authentic policemen saw the man as he tried to apprehend another man.

The policemen became suspicious and when approached, he reportedly told them that he was attached to the Ministry of National Security and Intelligence Unit.

He reportedly even went as far as to give a badge number.

The police demanded a search and he was found with a board gun in his waistband.

He was then arrested.