The family of Mark Duggan, whose death sparked riots across England in 2011, are suing the Metropolitan Police for damages.
Mr Duggan, 29, was shot dead by an officer in Tottenham, north London, after police believed he was carrying a gun.
His death sparked riots in London, Birmingham, Bristol, Manchester and other English cities for nearly a week.
A spokesman for the Met Police confirmed it had received a civil claim from the Duggan family but would not comment further.
It is understood the force will be defending the claim, according to reports.
Armed officers intercepted the minicab Mr Duggan was travelling in following intelligence he was part of a gang and had collected a gun.
He was shot twice by an officer – known only as V53 – on 4 August 2011. One of the gunshots was fatal.
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A pistol, wrapped in a sock, was later found on grassland behind railings close to Mr Duggan's body.
An inquest jury concluded Mr Duggan, who jumped from the taxi, had dropped the firearm on to grass as soon as the car came to a stop.
The jury also concluded that the officer "honestly believed" Mr Duggan still had a gun at the time he was shot.
His family, led by Mr Duggan's mother Pamela, were outragedRead More
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