This SS has not yet been added to the PRA Rulebook. It is available on the Bank of England website, here.

https://www.bankofengland.co.uk/prudential-regulation/publication/2017/solvency-2-data-collection-of-market-risk-sensitivities-ss

Related links

Reporting
PS20/20 - Responses to Chapters 2 to 7 of CP3/20 'Occasional Consultation Paper' https://www.bankofengland.co.uk/prudential-regulation/publication/2020/occasional-consultation-paper-march-2020