Disqualified Beneficiary

What happens if a beneficiary under a will is disqualified from inheriting?

Where the testator did not nominate a substitute beneficiary, then that instruction in the will relating to the disqualified heir will be cancelled.

What happens to the property that the disqualified heir was due to get under a will?

Where the testator did not nominate a substitute heir, then that property will actually be divided to the heirs according to law, once the instruction is cancelled.

Can a cohabitee of a witness to a will benefit under it?

No! A common-law spouse is regarded as a spouse under the Inheritance Law of 1965 and as such cannot benefit from a will which her common-law spouse witnesses.