npub1g0tuf634rz4suczwj7kgnecr6cyt0eu9xmp3sp0fku68mqehq4msp3tvm4 (npub1g0t…tvm4) It depends on the council I am sure but generally enforcement is after-the-disaster only. It could also easily be improved if landlords not only had to register properties but upload the current certificates each year and tick boxes / upload photo evidence on checks being done.
The exception is the "right to rent" tory stuff. That is enforced hard and leads to a climate of fear where letting agents penalize people who don't look or sound british by demanding lots of paperwork