Tariffs, Global Shifts Set Corporate Tax World on Uneasy Path

The growing uncertainty around the fate of the global minimum tax and tariffs under the Trump administration is opening up new business for corporate tax advisers.

The shifting global tax landscape has raised the stakes for companies looking for guidance. They’re afraid to be caught flat-footed and risk increased expenses, tax penalties, and audits.

Pat Brown, partner and co-leader at PwC’s Washington National Tax Office, said about two-thirds of his conversations with clients are about global minimum tax uncertainty. The other third revolve around mitigating the tax consequences of tariffs.

On tariffs, companies are trying to read the tea ...