Nigel Huddleston insists any individual athletes from Russia or Belarus wanting to take part in UK events must show they are "genuinely independent and neutral".
Golden boy Neil Simpson was Great Britain's flagbearer alongside his brother Andrew at the closing ceremony of the Paralympic Winter Games.
Down syndrome athletes will take part in their own British Swimming Championships for the first time.
Neil Simpson and Menna Fitzpatrick both won their second medals of the Winter Paralympics., taking home bronze in their respective events on Monday.
Ukraine closed out day one of the Beijing Winter Paralympics at the top of the overall leaderboard after clinching seven medals including three golds.
Team GB's Meg Jones and Celia Quansah and Australia's Dom Clarke are among the athletes hoping to spark an LGBTQ+ legacy by being visible at Tokyo 2020.
The first back-to-back Olympic 100m champion Wyomia Tyus discusses recognition, protesting and having no regrets.