Most people are genuinely appreciative of inheritances, and who wouldn’t enjoy some unexpected money? But in some cases, it may turn out to be too good to be true. While most inherited property is tax-free to the recipient, this isn’t always the case with property that’s considered income in respect of a decedent (IRD). If you have large balances in an IRA or other retirement account — or inherit such assets — IRD may be a significant estate planning issue.