
Blended families are more common than ever, but state heir laws haven’t always kept pace with changing family structures. If you’re part of a blended family, you may wonder whether your stepchildren, half-siblings, or new spouse will be treated fairly if something happens to you. The truth is, “heir laws” can have a big impact on who inherits what, and the rules aren’t always flexible. Understanding these laws is vital for anyone with a non-traditional family structure. In 2025, are blended families still at a disadvantage under state heir laws? Let’s look at what’s happening—and what you can do about it.