OK, I found what I think is my final answer. It's on the IRS website. My father's case *is* self-employment income. This used to be on IRS publication 533, but ...

A post-script to my previous post:A 2001 IRS document ("Who Must Pay Self-Employment Tax?", publication 533) at UncleFed.com says:[Retired Insurance AgentIncome...

Hi Tom.Thanks for the comment.I didn't realize that my quote from the IRS page did not show up. The missing text was not what you included.It was the definition...