Readers’ forum: Profits from eBay activity not disclosed on tax return

My client died six months ago (in January 2022).

Her husband who is her personal representative has been going through her paperwork and found that she had not included any profits she made from eBay activity on her tax returns. She had properly declared all of her other income.

The eBay activity was not connected to her full-time self-employment. Her husband knows that she was an active seller on eBay and that while she mainly sold her own items she also purchased goods for onward sale. We are probably talking in the region of a few thousand pounds of income a year.

What are his (and my) obligations here?

There was probably some taxable trading profit from the eBay sales but income from selling her own things would not be taxable.

I suspect that it would cost more in professional fees to...