What counts as evidence: a guide for practice nurses and clinicians
A folder of policies isn't evidence. CQC applies a three-part test to everything it looks at: does it exist, does it reflect current guidance, and do staff know it and follow it. Here's what that means day to day.
- CQC's three-part test for any piece of evidence: it exists, it reflects current law or guidance, and staff know it and follow it in practice.
- A policy that's technically on file but three years out of date, or that nobody on shift has read, fails the test even though the document 'exists'.
- The evidence that actually moves the needle in day-to-day clinical work is often a log, not a policy: fridge-temperature records, controlled-drug checks, MAR charts, significant-event entries.
- Clinicians generate most of this evidence just by doing their job correctly and recording it. The gap is usually the recording and the linking, not the practice itself.
“We have a policy for that” is the sentence that reassures nobody at inspection, because a policy sitting in a folder isn’t evidence on its own. CQC applies the same three-part test to everything it looks at, and it’s worth every clinician knowing it, because most of the evidence that actually gets generated day to day comes from clinical work, not from an office.
The three-part test
For anything to count as real evidence, it has to pass three checks. It has to exist, as an actual document or record, not something someone remembers writing once. It has to reflect current law or guidance, which rules out the policy that was correct in 2022 and never revisited. And staff have to know it and follow it, which is the one most services underestimate: a document that’s technically current but that nobody on shift has actually read fails the test just as surely as one that’s missing.
A single policy document can satisfy all three or none of them depending entirely on whether it’s current and whether it’s actually being followed. That’s why an inspector will ask a staff member to explain a process, not just check that the policy exists on a shelf.
Where clinicians actually generate the strongest evidence
The evidence CQC weighs most heavily is often continuous rather than a one-off document. In a GP practice, that’s the daily vaccine cold-chain fridge log against the UKHSA Green Book, the weekly emergency-drug and AED check, and significant event analysis entries written up when something actually happens. In a care home, it’s MAR chart completion, controlled-drugs register checks at every shift handover, and clinical observations such as NEWS2 for nursing care.
None of that requires a separate compliance exercise. It’s generated by doing the clinical work correctly and recording it as you go. The gap, when there is one, is usually in the recording (a log with gaps, a check that happened but wasn’t written down) or in the linking (the record exists, but nobody connected it to the requirement it’s meant to prove), not in the underlying practice.
What to actually do
Two habits cover most of it: record things at the point you do them rather than reconstructing them later, and know where the requirement is that your record is meant to satisfy, so if it’s ever asked for, it’s a two-minute retrieval rather than a search. Everything else, the audit cycle, the significant event review, the governance sign-off, sits on top of records like these.
Frequently asked questions
What is CQC's three-part evidence test?
For anything to count as real evidence, it has to exist, reflect current law or guidance, and be something staff actually know about and follow. A policy that fails any one of the three doesn't hold up at inspection.
Do practice nurses need to worry about CQC evidence directly?
Yes, indirectly and constantly. Daily fridge-temperature logs, weekly emergency-drug checks, MAR completion, and significant-event records are exactly the kind of continuous evidence CQC weighs most heavily, and they're generated at the point of care, not in an office.
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