Covid-19 Sickness and Self-Isolation
First 7 Days of Sickness
By law, medical evidence is not required for the first 7 days of sickness (that is, employees can self-certify). After 7 days, it is for the employer to determine what evidence they require, if any, from the employee.
More than 7 Days of Sickness
Patients who have Received a 'Shielding Letter'
If you have received a letter from your GP or from the government advising you to self isolate for 12 weeks (called shielding), this letter is sufficient to present to your employer as certification to support your absence.