A spokeswoman in Andrew Mitchell's office has told our Political Correspondent Alison Mackenzie:
"Andrew has made no complaint formal or informal to the police. He first learnt of the arrest on Sunday evening.
"He is considering a range of further actions because as he had consistently made clear the content of the of alleged police log is false"
A report out today says David Cameron brought in the the wrong person to investigate 'Plebgate'.
Andrew Mitchell has written a piece in which he has accused the police of trying to destroy his career in a smear campaign.
A police officer who claimed to have witnessed Andrew Mitchell's 'rant' at Downing Street is being investigated by the police watchdog.