British Columbia, Canada
The following excerpt is from Williams v Williams Estate, 2018 BCSC 711 (CanLII):
The defendant also says that in cases such as this, where both children are independent adults, there is no moral issue regarding need or adequacy of support, and reasons have been stated for the disinheritance, the onus is on the disinherited party to show that the testator did not have a valid and rational reason for disinheriting her: LeVierge v. Whieldon Estate, 2010 BCSC 1462 at para. 62.
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