
Understanding how the basis step-up rule operates is important for navigating the complexities of estate planning and taxation, as it can significantly impact the financial outcomes of inheritances.
The basis step-up rule effectively wipes out any built-in capital gain when someone inherits an asset from a decedent. Because the amount of capital gain determines the amount of capital gains tax owed, basis step-up is considered one of the most powerful and important tools in the estate and tax planning universe.