Any document required or authorised by virtue of this Act to be served (whether the expression "serve" or the expression "give" or "send" or any other expression is used) on any person may be served—
For the purposes of this section and section 7 of the Interpretation Act 1978 (which relates to the service of documents by post) in its application to this section, the proper address of any person on whom a document is to be served shall be his last known address, except that—
and for the purposes of this subsection the principal office of a company constituted under the law of a country or territory outside the United Kingdom or of a partnership carrying on business outside the United Kingdom is its principal office within the United Kingdom.
If a person to be served by virtue of this Act with any document by another has specified to that other an address within the United Kingdom other than his proper address (as determined in pursuance of subsection (2) above) as the one at which he or someone on his behalf will accept documents of the same description as that document, then, in relation to that document, that address shall be treated as his proper address for the purposes of this section and for the purposes of the said section 7 in its application to this section, instead of that determined in accordance with subsection (2) above.
This section shall not apply to any document in relation to the service of which provision is made by rules of court.
In this section—
"local authority" includes a metropolitan county passenger transport authorityan Integrated Transport Authority for an integrated transport area in England and a combined authority established under section 103 of the Local Democracy, Economic Development and Construction Act 2009 , a combined authority established under section 103 of the Local Democracy, Economic Development and Construction Act 2009 and a combined county authority established under section 9(1) of the Levelling-up and Regeneration Act 2023;
"secretary", in relation to a local authority, means the proper officer within the meaning of the Local Government Act 1972 or (in relation to a local authority in Scotland) the Local Government (Scotland) Act 1973;
"serve" shall be construed in accordance with subsection (1) above.