What is this earthing arrangement?

[Dan]

Ooo this taking the dates out thing really makes everything current!

 

[HappyHippyDad]

@HappyHippyDad is certainly that

Can we have a new emoji please @Dan.... 'cheeky bugger'.

 

[davidsparky]

Just test for continuity between Neutral & Earth at CU. TNCS if you have continuity.

 

[bigspark17]

TN-S i would say. What was your ZE?
I wouldnt take the old cert info as gospel. You have no idea who tested that or if they actually did?