Permitted work is work you may do if you get Employment and Support Allowance. If you are claiming ESA and are on housing benefit or council tax benefit you are allowed to keep all your permitted work earnings. ... Earnings from permitted work will not affect your benefit.
How does permitted work affect benefits?
How does permitted work affect my benefits? Earnings under permitted work are ignored (disregarded) in the benefit calculation, so the amount you receive is not affected.
How much can you earn on permitted work ESA?
Permitted work includes: Any work as long as you work for less than 16 hours a week (average) and do not earn more than £143.00 a week (the permitted work higher limit) and have completed a permitted work form and submitted it to your local Jobcentre.