The IRS recently released an update to its federal estate tax regulations, relaxing the rules on making a late portability election to a descendant's estate.
Currently, the federal estate tax exemption is $5.4 million, meaning that when a person dies, they will only pay federal estate tax (up to 40%) if the value of their estate exceeds $5.4 million. In 2011, the IRS introduced a concept called 'portability' to the federal estate tax exemption, and has now added an additional rule to allow for a late portability election. Here's what you should know: