Parliamentary privilege in the United Kingdom is a legal immunity enjoyed by members of the House of Commons and House of Lords designed to ensure that parliamentarians are able to carry out their duties free from interference. The privileges are freedom of speech, freedom from arrest on civil matters, freedom of access to the sovereign and that 'the most favourable construction should be placed on all the Houses's proceedings'. Parliamentary privilege is however something that forms part of the law rather than putting Members of Parliament above the law – for example, these rights and immunities do not extend to crimes unrelated to their office (for example Labour MP Fiona Onasanya was jailed for lying following a speeding ticket). The doctrine of parliamentary privilege was unsuccessfull