Cemetery Access

Access so restricted that you have better luck getting into your grave.

That place is strict about their dress code. If you're not wearing a blazer it's cemetery access.
That shelf is so high that I have cemetery access.
That cupboard is like the dark web, I have cemetery access.
No way man, we aren't getting in there, they have cemetery access.
The locks are so good, it's go cemetery access.
Invitation only. Cemetery Access.