IR35 is a tax reform that was unveiled in 1999 by the UK tax authorities. The reforms are part of the government's crackdown on so-called disguised employment, where workers behave as employees but avoid paying regular income tax and national income contributions by billing for their services through personal service companies (PSCs), which are taxed at lower corporate rates. The latest regulation change will force businesses in the UK to set the tax status of their contractors and freelancers. Previously this was set by the contractors themselves. This has already been the case in the public...