Sick notes
Please allow up to 5 working days for sicknote requests to be completed.
You do not require a doctor's sickness certificate for any illness lasting seven days or less . Your employer may require you to complete a self- certification form (SC2) these forms can be downloaded from the HMRC website
Statement of fitness for work - Fit note
The fit notes was introduced on 06 April 2010. With your employers support, the note will help you to return to work sooner by providing information about your illness or injury.
For more information see the DirectGov website