To John Melby, COO of the largest carbon credit exchange market Xpansiv CBL, the proposed rules are a welcome market signal from regulators. “I think the SEC or any regulatory entity providing clarity is useful,” Melby said. “Markets react positively to clarity. The addition of these rules and the clarity around that is only going to bring more confidence to the market, and you would expect to see more and more corporates have comfort in buying offsets.”