Johnson and the finance minister
Sunak was both fined last month for holding a rally in his office to celebrate his 56th birthday in June 2020 when social mixing was banned.
This prompted widespread calls from opposition politicians and some members of his own party to resign.
“Our investigation was thorough and impartial and was completed as soon as possible, due to the importance of reviewing the amount of information and the importance of making sure we have strong evidence for each FPN (prescribed punishment notice) referral,” said London Police Acting Deputy Commissioner Helen Ball. .
“This investigation is now complete.”
Downing Street did not immediately respond to a request for comment.
Police said they were fined with eight dates when events were held on Downing Street and other government offices between 2020 and April 2021 when there were lockdown measures to prevent the spread of the coronavirus.
Of those fined, 53 men and 73 women, some received multiple.
(Reporting by Michael Holden, Editing by Elizabeth Piper)