Plumbing access would concern me more than finishes. Confirm where the risers, shut-offs, traps and drainage connections can actually be reached, and whether access panels remain after completion. For bathrooms, ask who tests supply, drainage and waterproofed areas, at what stage, and who pays...
In Singapore I would run them in parallel, but keep the responsibilities separate: condition questions to the inspector, and ownership, use or rental questions to the conveyancing lawyer. A clean inspection should not be treated as resolving the regulatory point.
Ask the seller’s side what...