23U.K.In section 80 of IHTA 1984 (postponement of commencement date of settlement where settlor, or spouse or civil partner or surviving spouse or surviving civil partner, has interest in possession at outset), after subsection (3) insert—
“(4)Where the occasion first referred to in subsection (1) above occurs on or after 22nd March 2006, this section applies—
(a)as though for “an interest in possession” in each place where that appears in subsection (1) above there were substituted “ a postponing interest ”, and
(b)as though, for the purposes of that subsection, each of the following were a “postponing interest”—
(i)an immediate post-death interest;
(ii)a disabled person's interest.”