Short answer
Post-remediation verification (PRV), or clearance, is the independent check that confirms a remediated area is visibly clean, dry, and consistent with the remediation protocol. It matters because remediation without verification leaves you trusting the same party that was paid to do the work. Independent clearance — visual assessment, moisture confirmation, and sampling when specified — is how you know the job is actually done.
The cycle: assess, remediate, verify
A well-run mold project has three distinct steps. An assessor evaluates the problem and writes a remediation protocol — the scope of work and the criteria for success. A remediator performs that work. Then a verifier confirms the criteria were met. Verification is the step that closes the loop.
Skip it, and you have no independent confirmation that the cleanup accomplished what it was supposed to. The protocol defined what "done" looks like; verification is what checks the box honestly.
What verification actually checks
Clearance confirms that the work area is visibly clean of mold and debris, that materials are dry, and that conditions meet the protocol's criteria. It typically combines an independent visual inspection, moisture readings to confirm the space is dry, and — when the protocol specifies — clearance air or surface sampling analyzed by an accredited laboratory.
Not every job requires sampling. The protocol should state whether it is needed and against what criteria the results are judged, so "passing" means something specific rather than a gut feeling.
Why independence is non-negotiable
The single most important feature of verification is that it is performed by someone who did not do the remediation. A contractor clearing their own work is grading their own homework — there is an obvious incentive to declare victory. An independent verifier has no such stake.
Florida's framework reinforces this separation: the same party generally cannot both remediate a property and provide the independent assessment or clearance on it. That is not red tape; it is the mechanism that makes clearance credible.
Timing it right
Verification happens after remediation is complete and the area has been dried — but ideally before containment comes down and finishes are rebuilt. Catching an issue while the area is still open and accessible is far cheaper than discovering it after new drywall and paint are in place.
Coordinate with the remediator so the space is genuinely ready for clearance, then bring in the independent verifier rather than letting the crew that just finished sign off on itself.
What you walk away with
You receive a written verification report documenting the visual findings, moisture confirmation, and any clearance laboratory results. That record is useful well beyond the moment — for a real-estate transaction, an insurance file, or simply your own peace of mind that the problem was resolved, not just painted over.