“Her Royal Highness is not experiencing any symptoms, but is following all relevant government guidelines and is self-isolating at home,” the palace said.
Anyone who comes in contact with a coronavirus-positive individual must “self-isolate for 10 full days following your contact with that person,” per United Kingdom law.
Kate attended the Wimbledon tennis championships on Friday and England’s national soccer team’s European Championship match against Germany at London’s Wembley Stadium with her husband, Prince William, and their son, Prince George, on June 29. William is not required to self-isolate.
Kate will now miss this weekend’s Wimbledon finals and a celebration marking the 73rd anniversary of Britain’s National Health Service.
She received her first dose of a coronavirus vaccine in May, saying she was “hugely grateful to everyone who is playing a part in the rollout.”
There has been a rapid uptick in daily COVID-19 cases in the U.K., particularly of the highly transmissible delta variant of the virus.
British Prime Minister Boris Johnson is expected to announce Monday that lockdown rules will be lifted ― and that mask-wearing will no longer be mandatory ― in England in just two weeks.