10. The 'wait and see' rule.

A disposition1 to which the Perpetuities and Accumulations Act 1964 applies2 which would be void on the ground that the interest disposed of might not become vested until too remote a time is to be treated, until such time, if any, as it becomes established that the vesting must occur, if at all, after the end of the perpetuity period3, as if the disposition were not subject to the rule against perpetuities4. Similarly, where a disposition consisting of the conferring of a general power of appointment5 would be void on the ground that the power might not become exercisable