(1) A debt or claim must be proved formally if the liquidator, in accordance with the regulations, requires it to be proved formally. (2) A debt or claim that is not required to be proved formally:

(a)

may be proved formally; or

(b)

may be proved in some other way, subject to compliance with the requirements of the regulations (if any) relating to the informal proof of debts and claims.

(3) A debt or claim is proved formally if it satisfies the requirements of the regulations relating to the formal proof of debts and claims.