(1)Any deed, instrument or writing, granted after the commencement of this Act, whether relating to land or not, may, after having been read over to the granter, be validly executed on behalf of such granter if he, from any cause, permanent or temporary, is blind or unable to write, by a law agent or notary public, or a justice of the peace, or, as regards wills or other testamentary writings, by a parish minister acting in his own parish, or his assistant and successor so acting, subscribing the same in the presence of the granter and by his authority, all before two witnesses who have heard such deed, instrument or writing read over to the granter and heard or seen such authority given, and a holograph doequet in the form of Schedule 1 hereto, or in any words to the like effect, shall precede the signature of such law agent or notary public or justice of the peace, or parish minister, or his assistant and successor.
(2)For the purposes of section thirty-nine of the Conveyancing (Scotland) Act, 1874, a deed executed on behalf of the granter or maker thereof in accordance with subsection (1) hereof shall be deemed to be a deed subscribed by such granter or maker.