s 4 Apportioned part of rent, etc., to be payable when next entire portion due
4. The apportioned part of any such rent, annuity, dividend or other payment shall be payable or recoverable —(a) in the case of a continuing rent, annuity, or other such payment, when the entire portion of which such apportioned part forms part becomes due and payable, and not before; and (b) in the case of a rent, annuity, or other such payment determined by re-entry, death, or otherwise, when the next entire portion of the same would have been payable if the same had not so determined, and not before.