Yellen Confronts Clashing Deadlines to Clinch Global Tax Accord

Treasury Secretary Janet Yellen will have to manage two separate sets of delicate negotiations this fall around a global corporate-tax accord, each with clashing deadlines that could threaten the ultimate success of the deal.

Group of 20 nations plan to finalize the details of a landmark global minimum tax and a rewrite of international tax rules at a summit in late October. That’s also right when congressional Democrats hope to be nearing passage of a $3.5 trillion bill that’s the party’s one shot to make much of President Joe Biden’s economic agenda a reality. Any change in the parameters ...