Sadly I don’t think you’ll get very far with NAPIT
NAPIT contributed to the best practice guide No 4 yet their own publication code breakers offers different suggested codes
Forget this spark and find somebody local via word of mouth is my advice
You could argue that the mirror and the wall form the enclosure as you need to remove the mirror to expose the connections
I wouldn’t be losing any sleep over it
So it’s an IP rating issue - photo?
Agree the switch needs remedial work
Issueing a report getting an item mixed up with another property is a poor excuse to say the least
How long was the spark in the property?
Maybe not use this person again
1. Have a realistic budget with 20% contingency
2. Use local trades found through recommendation who are local
3. Don’t have ambitions to complete it quickly
4. Don’t pay anyone up front