US To Impose Tariffs Of Up To 3,521% On Solar Panel Imports From Southeast Asia

The US Department of Commerce is preparing to impose tariffs of up to 3,521 per cent on imports of solar panels from four Southeast Asian countries. The move aims to address concerns raised by American manufacturers who allege that companies from these countries are flooding the US market with cheap, subsidized solar products, undermining domestic industry competitiveness.

Imports from Cambodia, Thailand, Malaysia, and Vietnam will be subjected to these steep tariffs. Of these, Cambodia faces the highest rate of up to 3,521 per cent after companies based there reportedly failed to co-operate with the US investigation. Meanwhile, Malaysia will see tariffs of just over 41 per cent, Thailand will face 375 per cent, and Vietnam's products will also be significantly taxed, though specific final figures vary by company.

Major solar manufacturers such as Jinko Solar, Trina Solar, and JA Solar Holdings are among those affected by the ruling. These new duties come in addition to tariffs already imposed by President Donald Trump's administration, amplifying the cost implications for foreign solar companies.

Background

The investigation into anti-dumping (AD) and countervailing duties (CVD) was launched after a petition from the American Alliance for Solar Manufacturing Trade Committee-a coalition of US-based solar manufacturers. They accused Chinese companies of circumventing existing trade rules by exporting through Southeast Asian countries, taking advantage of unfair state subsidies and undermining US-based production.

According to a decision posted on the US Commerce Department's website on Monday, the agency has calculated dumping duties ranging from 6.1 per cent to 271.28 per cent, and countervailing duties between 14.64 per cent and 3,403.96 per cent, depending on the company and country of origin, as reported by Reuters.

The announcement was welcomed by the American Alliance for Solar Manufacturing Trade Committee, including companies such as First Solar, Convalt, Meyer Burger, Mission Solar, Qcells, REC Silicon, and Swift Solar, who hailed the decision as "a decisive victory for American manufacturing."

However, the tariff decision is not yet final. The US International Trade Commission will vote in June to determine whether American industry has been materially injured by these imports.

Summary of Final Countervailing Duties

Country	Preliminary Countervailing Duties	Final Countervailing Duties
Cambodia	up to 68.45 per cent	up to 3,403.96 per cent
Malaysia	up to 123.94 per cent	up to 168.80 per cent
Thailand	up to 34.52 per cent	up to 799.55 per cent
Vietnam	up to 292.61 per cent	up to 542.64 per cent

Impact on US Solar Sector

While the tariffs aim to protect and strengthen US-based solar manufacturers, they could also adversely impact domestic renewable energy developers, many of whom rely on affordable solar components imported from Southeast Asia.

Notably, the US imported nearly $2.9 billion worth of solar products from the four targeted countries last year. These imports accounted for approximately 77 per cent of all solar module imports, according to Solar Quarter.

If these tariffs come into effect, they could disrupt the global solar supply chain, increase project costs, and create additional pressure on US developers striving to meet the country's growing renewable energy goals.