71. Powers of advancement.

For the purposes of the rule against perpetuities, a power of advancement is analogous to a special power of appointment1. If the statutory power of advancement2 is exercised by trustees of a trust instrument in favour of a minor by way of settlement, the new trusts must be read back into the original trust instrument3. The rule by which, in the case of a special power of appointment, the perpetuity period is calculated from the date of the creation of the power4 applies; and, if the new trusts would have infringed the rule against perpetuities if contained in the