The Prime Minister said his adviser had acted 'responsibly and legally and with integrity' despite claims of lockdown breaches.
Jeane Freeman said the changes are being made to give these staff 'the urgent support they deserve'.
The Scottish Government will begin to ease some restrictions potentially as early as next week.
Dominic Cummings reportedly went on a day trip during lockdown and drove up to County Durham a second time.
Boris Johnson had come under pressure to sack his top aide, Dominic Cummings.
Jason Leitch's comments come as SFA boss Ian Maxwell believes a return to action in August is likely.
In the letter Ian Blackford also continues his calls for Dominic Cummings to resign.
Dominic Cummings travelled more than 250 miles to self-isolate while experiencing coronavirus-like symptoms.
Scottish Labour call on Jeane Freeman to detail what support will be made available to staff working with Covid-19 patients.
SNP Westminster leader calls on Dominic Cummings to resign or be sacked following reports he was seen in Durham.
It comes ahead of a potential meeting next month between PM Boris Johnson and the US president.
Scotland is on track to begin easing the lockdown from next Thursday, but Scots should 'use their judgement'.
Education secretary John Swinney says he is 'wrestling' with the issues amid plans for a phased return to schools in August.