Section 739 | Perpetual debentures
From legislation.gov.uk
(1)A condition contained in debentures, or in a deed for securing debentures, is not invalid by reason only that the debentures are made—
(a)irredeemable, or
(b)redeemable only—
(i)on the happening of a contingency (however remote), or
(ii)on the expiration of a period (however long),
any rule of equity to the contrary notwithstanding.
(2)Subsection (1) applies to debentures whenever issued and to deeds whenever executed.