I know that if your spouse dies, there is no inheritance tax on their share that is left to them. (At least I think so).
So when the remaining spouse dies, if the estate then passes to children and grandchildren, is that still the case, or is there a limit before tax is paid?
Have tried looking it up, but still 
Are You Finding the Hot Weather is Making you Short Tempered?
Heatwave now, but what’s the betting…?
