A commonhold community statement may not prevent or restrict the creation, grant or transfer by a unit-holder of—
an interest in the whole or part of his unit, or
a charge over his unit.
Subsection (1) is subject to sections 17 to 19 (which impose restrictions about leases).
It shall not be possible to create an interest of a prescribed kind in a commonhold unit unless the commonhold association—
is a party to the creation of the interest, or
consents in writing to the creation of the interest.
A commonhold association may act as described in subsection (3)(a) or (b) only if—
the association passes a resolution to take the action, and
at least 75 per cent. of those who vote on the resolution vote in favour.
An instrument or agreement shall be of no effect to the extent that it purports to create an interest in contravention of subsection (3).
In this section "interest" does not include—
a charge, or
an interest which arises by virtue of a charge.