Thanks but that really isn't helpful to post generic links. I've done a lot of in investigation into this and still can't get a definitive answer

Hi I'm really sorry if that has been discussed on here before but I can't find any answers to this...and other sites and various responses but not a definitive one. I've spoke to UKBA but even they weren't that sure The threshold for £18600 for sole traders states gross taxable income. My income aft...