http://gov.uk 171, Paramount Building, Princes St, Swindon SN1 2SD BUSINESS EMAIL [email protected] Ph NO 0843 515 8181 ESA stands for employment and support allowance, the benefit which has replaced incapacity benefit. ESA is a much harder benefit to claim than incapacity benefit, primarily because the medical test – the work capability assessment - is very much harsher. read full review »