Section 5(1) of the Principal Act is amended as follows:(a) by omitting paragraph (b) and substituting the following paragraph:(b) a person who is, or has been, elected as a member of Parliament; and(b) by omitting paragraph (f) and substituting the following paragraph:(f) in certain cases, the widow, widower and beneficiaries of any person referred to in paragraph (a) , (b) , (c) , (d) or (e) .