The purpose of the trust itself is of central importance to determining whether the use of a power to amend, even if within the scope of the express or implied terms, was for an ‘improper purpose’ i.e. a purpose other than those for which the power was conferred: https://www.jcpc.uk/cases/docs/jcpc-2020-0064-0065-judgment.pdf
Charles Cooper | Barrister 