Did the cleanout crew invoice me for a second trip I never authorized

The $310 is not really the problem. The assumption doing the most work here is that verbal authorization from a PM is equivalent to owner authorization. It is not, and your crew acted on it anyway, which tells you something about how they read their relationship with you.

A few things to untangle.

First, the charge itself. Demo scraps are not trash-out scope. Trash-out covers seller-left debris, not contractor-generated waste. That is a standard scope distinction most cleaning crews know, and your PM should have known it too. If the crew did not flag that the debris was demo material before touching it, that is a scope creep problem on their end. If they did flag it and your PM said proceed anyway, that is a PM authorization problem. Either way, you did not create this situation, and the $310 is defensible to dispute on scope grounds alone, separate from the authorization issue.

Second, the relationship question. Paying it without comment sends the message that verbal PM authorization works for return visits. If this crew does volume for you, that precedent costs more than $310 over time.

Third, the fix. Your instinct to rewrite vendor agreements is right. The language you want is something like: "No return visit or additional scope will be performed without written authorization from [owner name] directly. PM verbal authorization does not constitute approval for charges outside the original work order." Confirm the exact enforceability of that kind of clause with your contract attorney before you rely on it, since enforceability can vary.

On the PM side, this is a scope authority conversation. He needs to know what he can approve unilaterally and what requires you in the loop. That line should be explicit and written.

What does your current vendor agreement actually say about change orders or return visits, if anything?

Your PM approving spend without your sign-off is a much bigger exposure than $310, because next time it might be a $3,100 HVAC call he "thought was covered."

What does your PM's contract say about his spending authority?

The authorization gap your PM created is the real exposure here, and $310 is just where it surfaced first. What you are actually describing is a verbal approval chain where your PM can commit your money to any vendor who shows up with a plausible reason, and none of those vendors have any incentive to pause and ask whether the PM actually had that authority. The cleanout crew behaved exactly as a cleanout crew would when a site supervisor waves them in, so they are not wrong to invoice, and your PM is not lying when he says he thought it was covered. The problem is that neither of them had a reason to check, because nothing in your current setup required them to. That is the structure that will cost you more than $310 before this project closes, because demo subs, dumpster companies, and utility services all operate the same way: someone on site says yes, the clock starts, and the paper arrives later.

On the $310 specifically, I would pay it and treat it as the cheapest possible lesson in what your vendor agreements are missing. The relationship cost of a dispute over $310 where your own PM verbally authorized the visit is higher than $310, and the crew will remember which clients are easy to work with on a misunderstanding. What you rewrite is the scope of authority in your PM agreement: no expenditure above a floor, call it $150 or $200, without written approval from you, and any vendor who performs work on a verbal from anyone other than you accepts the risk that the invoice does not get paid. Put that floor in every cleanout, demo, and trade contract too, not as a penalty clause but as a conditions-of-payment clause. Does your PM agreement currently define his spending authority at all, or is it just a scope-of-work document?

Maple Heights demo debris going to a cleanout crew instead of your dumpster is a project management failure, full stop, and your PM owes you that $310 out of his own pocket before you even get to the vendor conversation.

We had almost this exact situation on a gut rehab on Buckeye last year, PM let a handyman do a small electrical fix without clearing it, $180 charge, I made him document why it wouldn't happen again and I split the cost with him as a one-time lesson. Never happened again.

Who is actually holding your PM accountable here, you or nobody?

The cleanout crew has a defensible position because your PM had apparent authority, meaning a third party acting in good faith on a signal from someone who reasonably appeared to have authority creates an obligation that lands on you, not them. Fighting $310 when the crew can credibly say "your guy let us in and told us to work" is a losing argument that costs more in friction than the charge itself.

The contract fix that changes this for every future job is a two-part clause: any return visit requires written authorization from the owner or a named designee, and debris created by other subs on the project is explicitly excluded from the cleanout scope unless separately scoped and approved in writing. That second part is the one most people skip, and it is exactly what left the door open here.

What does your PM's agreement with you actually say about his authorization limits on vendor spend?

What did your PM think his authorization limit actually was?