3. For the purposes of sections 5(1)(b)(i) and 25(1)(a) of the 2010 Act, transfer of the ownership of any land on which a croft or common grazing is situated is to be treated as transferred—
(a)on the registration in the Land Register of Scotland of the transfer of—
(i)an interest; or
(ii)a registered interest,
in the land on which the croft or common grazing is situated;
(b)on the recording of the deed in the Register of Sasines transferring the land on which the croft or common grazing is situated; or
(c)where, by virtue of an enactment or rule of law, ownership of the land on which the croft or common grazing is situated passes—
(i)without registration in the Land Register of Scotland; or
(ii)without recording in the Register of Sasines,
on such passing of ownership.