The Mayor of London has confirmed that Crossrail 2 and the Bakerloo line extension are ready to be restarted when the time is right in response to questions to the mayor. Work is ongoing to review safeguarding position for Crossrail 2 to ensure that the directions reflect changes to designs since the directions issued in 2015. The issuing of directions relies on the Secretary of State for Transport.
Source: London.gov.uk