The European Union and the US appear to differ on some fundamental details in their new trade agreement, underscoring the difficulty they’ll have in turning this deal into a reality.The EU said it would accept a 15% tariff on nearly all its exports to the US.

The deal, which includes a 15% tariff on EU goods entering the U.S. and significant EU purchases of U.S. energy and military equipment, will bring welcome clarity for EU companies though many in Europe will see it as a poor outcome.

EDINBURGH, Scotland (AP) — The United States and the European Union agreed on Sunday to a trade framework setting a 15% tariff on most goods, staving off — at least for now — far higher imports on both sides that might have sent shockwaves through economies around the globe.