The authority is bounded by a number

According to the Senate Foreign Relations Committee, the tariff authority granted to the president is limited to the five largest importers of Russian crude oil or gas and the top five countries helping Russia evade sanctions. The bill also imposes sanctions on Russian officials and the energy sector and extends existing restrictions on Iran's energy and weapons sectors. Reuters names China and India among the tariff targets.[1]

The calendar is part of the coverage too. Reuters reported the procedural vote as 75-11 while voting was still open, and the House is not expected to take the bill up before September. What exists today is therefore not a tariff in force but an authority that may come into force, and whether it is used will be the president's decision.[1]

Everything past fifth place stays open

A list bounded by a number turns staying off the list into an objective. If buyers of Russian crude spread their volumes across more purchasers, or route them through intermediaries outside the top five, the same cargo reaches the same place — only by a longer and dearer road. There is a solid objection to that reading: if purchases of Russian crude are concentrated among a few large buyers, five slots may cover most of the flow and the cost of dispersing it may exceed the cost of the tariff. Which of the two applies can only be tested against a published list and the volume series that follows it.[1]

Who carries the burden is also under argument. Representative Gregory Meeks characterised the text less as a sanctions bill than as a broad tariff authority opened up for the president; Senator Jeanne Shaheen treated it as the best available means of supporting Ukraine. The difference hardly counts as technical. A customs duty is collected on the importing side; its first counterpart is the buyer rather than the seller. That does not make the measure ineffective. Delay, quality loss and higher financing costs may themselves be intended effects.[1]

Volume is what will be measured

Whether this bill is a wall or a detour will be settled not by the vote count but by two observations: does the president use the authority and publish a list, and after any such publication do purchases of Russian crude stay concentrated among five large buyers, or spread across more of them? Without the second observation, everything said about the breadth of the authority is a reading of the text, not a reading of the flow.[1]