by Anastasiia Bilyk

China is the world's largest oil importer and one of the main buyers of Russian oil.
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Passing a law is only the beginning. The Act directs the Administration to impose most of its measures within 30 days of enactment, which puts the deadline at October 18, 2026.

The law gives the United States a strong set of tools:

Tariffs of up to 500% on Russian goods
Tariffs of up to 100% on imports from the top five buyers of Russian crude oil or natural gas that keep buying after October 18, and from the top five countries that help Russia evade oil sanctions
Sanctions on shadow fleet vessels carrying Russian oil
Secondary sanctions on foreign banks doing significant business with Russian financial institutions

Why Implementation Matters Most?

The law sets the framework, but key decisions stay with the President.

The Act sets maximum tariff rates, and the President decides the actual rate, which can be anywhere up to that ceiling. The law also allows the President to waive the sanctions and tariffs, but only after certifying to Congress in writing that a waiver is in the national interest of the United States and explaining the reasons.

Some measures take effect automatically. The ban on buying Russian sovereign debt applied from the day the law was signed, and bans on new U.S. investment in Russia and in its energy sector take effect on October 18. Other measures, such as sanctions designations and tariffs, require formal action by the Administration, including executive orders and decisions by federal agencies.

So the real impact of the law will depend on the decisions made in the coming weeks: which measures are applied, at what level, and to whom. Americans who supported this legislation should follow the implementation just as closely as they followed the vote.

Congress also plays an important role. The sanctions can be terminated only if the President certifies that Russia has signed a peace agreement accepted by Ukraine and has ceased all military hostilities. Even then, Congress has 30 days to block that step through a joint resolution. The voices of constituents will keep mattering long after the vote.

Why the Recess Matters

When Congress is out of session, Members spend their time in their home districts: at town halls, community events, and campaign stops. That makes this the best moment for constituents to be heard directly.

A short message, a phone call, or a question at a local event reminds lawmakers that their voters care about Ukraine. When Members return in November, they will bring back what they heard at home.

China, Russian Oil,
and a Key Test for the New Law

President Xi Jinping is visiting Washington this week to meet with the U.S. President. According to POLITICO, the war in Iran has strengthened China's position in global energy markets, and analysts expect few concrete results from the talks.

This visit matters for Ukraine for one simple reason: China is the world's largest oil importer and one of the main buyers of Russian oil. Revenue from energy exports is what keeps Russia's war machine running. Every barrel sold abroad helps pay for the missiles and drones launched at Ukrainian cities.

The new law speaks directly to this issue. It directs tariffs of up to 100% on goods from the five largest importers of Russian crude oil or natural gas that continue buying after October 18. As one of the largest buyers of Russian oil, China is directly affected by this provision. Whether and how this tool is applied to large buyers like China will be one of the clearest signals of how seriously the law is enforced.

Why It Is Worth Watching:

Timing. The meeting takes place just weeks before the October 18 implementation deadline.
Leverage. Washington hopes to bring China back to buying U.S. energy and to move it away from Russian supplies. Any progress here would reduce Russia's income.
Precedent. The approach chosen toward China will shape how other buyers of Russian energy react to the new sanctions.

Sanctions work best when they reach the buyers who keep Russian oil flowing. Americans who want to see the war end should watch closely whether Russian energy is part of the discussion between Washington and Beijing, and whether the new tools are used when they are needed most.

The War in the Air Has Changed

While diplomats meet in New York and Washington, Russia keeps attacking Ukrainian cities. An opinion piece in the Kyiv Post gives striking figures:

Around 180 jet-powered Shahed-type drones were used against Ukraine in all of 2025.
About 2,800 were launched in August 2026 alone.
Ukraine intercepts conventional Shaheds at rates of about 90 to 95%. For the faster jet-powered drones, the rate is about 60%.

These drones fly higher and faster, so many traditional short-range defenses cannot reach them. Russia is also testing new tactics, such as "mother drones" that carry smaller FPV drones deep into Ukrainian territory.

Ukraine has repeatedly asked for Patriot interceptors, and the United States has allowed co-production of Patriot missiles with Ukraine. Supporting air defense, joint production, and Ukraine's defense innovation must stay on the agenda when Congress returns.

What Comes Next

Three things matter in the coming weeks:

Implementation by October 18. Americans should follow whether the sanctions and tariffs are imposed on time and in full.
Diplomacy. Meetings at the UN General Assembly and with China's leadership will shape the political background for the fall.
November return. When the House returns after the elections, Members will face year-end decisions on defense and national security. Ukraine needs to be part of that conversation from day one.

Momentum in Washington is easy to lose and hard to rebuild. Advocacy that stops after a victory lets other priorities take its place.

What You Can Do Now

Stay informed. Follow the news on sanctions implementation and U.S.-Ukraine diplomacy.
Contact your Members of Congress. Thank those who voted for the Act and ask them to make sure it is fully enforced.
Show up locally. Attend town halls and community events in your district, and ask candidates about their position on Ukraine.
Share this article. Every conversation helps keep Ukraine visible.