A man who was arrested following an incident in Holland Park on the morning of Saturday, 13 April has been sectioned under the Mental Health Act.
The 40-year-old man will be taken to hospital for treatment.
Police attended at approximately 09:50hrs on Saturday, 13 April after reports of antisocial behaviour involving a car in Holland Park, W11. On arrival, the car was driven and was in collision with a number of parked vehicles near the Ukrainian Embassy in Holland Park.
As part of the protective security arrangements for London, armed officers were deployed to this incident.
On arrival at the scene, a vehicle was driven at police officers.
Police firearms and Taser were discharged, the vehicle was stopped and a man was arrested on suspicion of the attempted murder of police officers and criminal damage.
He has been taken to a central London hospital as a precaution and is now in custody at a central London police station. He was not injured.
The investigation is being carried out by officers from the Central West CID. Enquiries continue.
Chief Superintendent Andy Walker, from the Met's Specialist Firearms Command, said: "As is standard procedure, an investigation is now ongoing into the discharge of a police firearm during this incident. While this takes place, I would like to pay tribute to the officers involved in this incident who responded this morning and put themselves in harm's way as they do every day to keep the people of London safe."
The incident is not being treated as terrorist-related.
The Directorate of Professional Standards has been informed.