Implied revocation of wills (also known as revocation by inconsistency) occurs when a testator already has a will and he or she then creates a new will which does not contain any clause about revoking the previous will. The new will, in this case, is a different from the former, This inconsistency revokes the previous will.
Examples of the implied revocation of wills may include birth, marriage, or death of a child after the creation of the will, changes to the beneficiaries, or changes to the property owned by the testator.