The federal government opened its tariff refund portal on Monday, April 20. $166 billion is going back to importers who paid tariffs the Supreme Court ruled unconstitutional in February.
If you're a contractor, you're not in that line. You can't file with CBP. You weren't the importer of record.
But you paid for those tariffs anyway.
Every "market conditions" letter, every "supply chain pressure" bulletin, every unexplained jump in wholesale pricing from your distributors last year — that was tariff pass-through. The manufacturers paid the duties at the border and raised prices to distributors. Distributors raised prices to you. You absorbed it into job costs and watched margins compress on work you'd already committed to.
That money didn't disappear. It's about to come back to manufacturers as refund checks. The question is whether any of it flows back down to the contractors who actually paid for it.
how the money moves
CBP refunds whoever paid the duty at the border — the importer of record. For most construction materials, that's the manufacturer's U.S. entity: Viega, Watts, Grundfos, Bradford White. Distributors like Ferguson and Monumental paid higher wholesale prices during the tariff period, but they weren't the importer. And contractors sit at the end of the chain — no customs involvement, no direct tariff paid, no legal standing with CBP.
Refunds flow by legal standing. They stop wherever commercial pressure fails to push them further.
why nobody will offer this to you
Manufacturers are deciding right now what to do with refund money. Absent pressure, the default is keep it. Distributors are watching manufacturers — if they roll back, distributors follow; if they sit tight, distributors sit tight.
Which means pass-through to contractors only happens when contractors ask for it. With documentation. With exposure numbers. With enough commercial weight to matter.
This isn't a legal process. It's a commercial negotiation most of the industry hasn't figured out is happening.
the hard part: quantifying what you paid
The supplier conversation only works if you can walk in with numbers.
"We think prices went up" is a complaint.
"You sent us a price increase letter on March 12, 2025. On the 47 SKUs we buy from you regularly, prices jumped 8.3% within 30 days. Our total tariff pass-through exposure with you is $312,000 across 23 active jobs" is a negotiation.
The gap is pure data work. Pulling supplier letters from scattered email threads. Building baseline pricing across thousands of SKUs. Matching invoices to letters. Attributing exposure to specific jobs by contract type. Separating the lump-sum jobs where you ate the margin hit from the cost-plus jobs where you billed it through.
Done manually, it's a multi-month project most contractors can't spare someone for. Done with AI tooling pointed at the right data, it's two to three weeks from raw invoices to a defensible exposure analysis by supplier and by job.
This is where AI earns its place in a contracting business. Not replacing estimators. Not writing proposals. Doing the analytical grunt work that turns a vague complaint into a quantified negotiation.
We built this tooling at kjags advisors specifically for specialty contractors facing this exact problem.
the window is weeks, not quarters
Manufacturers are setting pricing precedents right now, in conversations with their largest distributor accounts. Whatever gets decided in the next 60–90 days becomes the default for everyone else. Contractors who show up early with documentation get factored in. Contractors who show up in September are negotiating against established positions.
The first major manufacturer to publicly roll back pricing will shift the entire market. Being positioned before that shift means you capture the benefit. Being positioned after means you're in line behind everyone else.
what matters most
The refund story plays out regardless of whether contractors engage. What contractors control is whether they're in the room when those decisions get made. Documented exposure, assembled now, is the price of admission.
The window is open. It won't stay open long.
kjags advisors builds AI-powered tooling for construction contractors. If you're a mechanical, plumbing, or specialty contractor evaluating tariff exposure, we can have a defensible analysis in your hands in two to three weeks. Start the conversation here.