10(1)A document is executed by the Commission by the fixing of its common seal to the document.E+W
(2)But the fixing of that seal to a document must be authenticated by the signature of—
(a)any member of the Commission, or
(b)any member of its staff,
who is authorised for the purpose by the Commission.
(3)A document which is expressed (in whatever form of words) to be executed by the Commission and is signed by—
(a)any member of the Commission, or
(b)any member of its staff,
who is authorised for the purpose by the Commission has the same effect as if executed in accordance with sub-paragraphs (1) and (2).
(4)A document executed by the Commission which makes it clear on its face that it is intended to be a deed has effect, upon delivery, as a deed; and it is to be presumed (unless a contrary intention is proved) to be delivered upon its being executed.
(5)In favour of a purchaser a document is to be treated as having been duly executed by the Commission if it purports to be signed on its behalf by—
(a)any member of the Commission, or
(b)any member of its staff;
and, if it makes it clear on its face that it is intended to be a deed, it is to be treated as having been delivered upon its being executed.
(6)For the purposes of this paragraph—
“authorised” means authorised whether generally or specially, and
“purchaser”—
means a purchaser in good faith for valuable consideration, and
includes a lessee, mortgagee or other person who for valuable consideration acquired an interest in property.