HMRC are targeting specific industries for in depth investigation, in particular cash businesses. Starting with Plumbers earlier in the year, the typical line of questioning attempts to secure confessions of under declarations of cash or tips. The point to remember is that confessions in respect of one year will be multiplied by six with penalties and interest added. So you must think hard if under declaration has occurred or you simply want an investigation to end as quickly as possible by admitting to something you have not necessarily done. Are taxi drivers due soon?