But it is not recommending mass vaccination of children aged between 12 and 15.
The programme is being extended from what had been considered the most at-risk children, to include children with chronic major heart, lung, kidney, liver and neurological conditions.
It means about 200,000 more children will be invited for vaccines.
The decision comes exactly a week after the Department of Health and Social Care (DHSC) confirmed preparations were under way to ensure the NHS was ready to offer coronavirus jabs to all 12 to 15-year-olds in England from early September.