A crypto accountant is warning investors that the tax collector is coming for them, with seven out of ten people trading in crypto assests currently side stepping their tax obligations. In July last year IRD signalled it was honing in on people dealing crypto who were not declaring their income. Accountant Tim Doyle specialises in crypto currency and says 30% of his clients have now received letters from IRD calling in tax they owe. Doyle spoke to Lisa Owen.