15 years ago MIL died and FIL decided to downsize. He bought outright and put the remaining money (£225k) from the sale of his previous home into some kind of investment trust. DH and his other son will get the money (free of inheritance tax) when FIL dies.
Any ideas what kind of trust this could be and how it might have performed? FiL does take some of the interest as income.
If they were a normal family DH could just ask, but they're not ...