ETASSUM43200 - Schedule 4 Company Share Option Plan (CSOP): Shares to be used: Swiss Bearer Participation Certificates (SBPCs)
Swiss Bearer Participation Certificates (SBPCs) with par value, as distinct from Profit Sharing Certificates will qualify as ordinary share capital for the purposes of Paragraph 16.
See https://www.gov.uk/guidance/employment-related-securities-bulletin-31-march-2019#definition-of-ordinary-share-capital-for-employee-share-schemes (link is external) and /manual/company-taxation-manual/ctm00512