Sir Edward Troup, the former Executive Chair of HMRC, has called for the abolition of entrepreneurs' relief by the incoming government, following December's general election. This is against a growing backdrop of thinktanks and professional bodies calling for its abolition, including Tax Research UK, the Association of Accounting Technicians and the IPPR.
https://www.theguardian.com/politics/2019/nov/06/scrap-tax-relief-used-by-britains-richest-urges-former-hmrc-head https://www.taxresearch.org.uk/Blog/2019/08/21/tax-reform-of-the-day-abolish-entrepreneurs-relief/
https://dailybusinessgroup.co.uk/2019/10/call-to-scrap-entrepreneurs-tax-relief-and-invest-in-start-ups/
https://www.ippr.org/files/2019-09/just-tax-sept19.pdf