www.burges-salmon.com/news-and-insight/legal-updates/private-wealth/statutory-residence-test-an-exceptional-exceptional-circumstances-case
www.boodlehatfield.com/articles/tax-residence-and-exceptional-circumstances/
Update:
An exceptionally harsh judgment? Exceptional circumstances revisited | Charles Russell Speechlys
Statutory Residence Test: HMRC success in “exceptional circumstances” appeal – Macfarlanes
UK tribunal clarifies ‘exceptional circumstances’ residence test – Stewarts (stewartslaw.com)
UK Tax Residence explained: what you need to know | Brodies LLP