I&#x27;m in the UK (hence the reference to National Insurance). The (roughly) equivalent legislation here is IR35 [1]. But it&#x27;s not too onerous and there are plenty of people who successfully pay fairly minimal tax while complying with IR35.<p>[1] <a href="https:&#x2F;&#x2F;www.gov.uk&#x2F;guidance&#x2F;ir35-find-out-if-it-applies" rel="nofollow">https:&#x2F;&#x2F;www.gov.uk&#x2F;guidance&#x2F;ir35-find-out-if-it-applies</a>