In the past, bipartisan bills that have come forward on border carbon adjustments have included a carbon price, which has not really moved forward. The PROVE IT act is different because it does not include the explicit imposition of a charge on U.S. exporters.
Instead, it's basically a reporting requirement. It says, “Lafarge, you're bringing in cement. You have to, on your bill of lading, meet these reporting requirements.” That rolls out across about 200 products and a big swath of our industry. Right now, it's an administrative burden—more red tape—but it's ultimately about data collection. It's a step toward imposing a cost on those imports.