12(1)Any document which Transport for London is authorised or required by or under any enactment to serve, make or issue may be signed on behalf of Transport for London by any member, officer or member of staff of Transport for London who has been authorised for the purpose, whether generally or specially, by Transport for London.E+W+S
(2)Every document purporting to be an instrument made or issued by or on behalf of Transport for London and to be duly executed under the seal of Transport for London, or to be signed or executed by a person authorised by Transport for London for the purpose, shall be received in evidence and be treated, without further proof, as being so made or so issued unless the contrary is shown.
(3)Any notice which is required or authorised, by or under any provision of any other Act, to be given, served or issued by, to or on Transport for London shall be in writing.