The United Nations has postponed the implementation of a global carbon tax on shipping emissions, following significant opposition from the United States. The International Maritime Organization (IMO) voted to delay the adoption of the Net Zero Framework (NZF) by one year, with 57 countries in favor, 49 against, and 21 abstentions. The U.S., under President Donald Trump, played a pivotal role in this decision, with Trump labeling the proposed tax a “global green new scam tax” and vowing that the U.S. would not comply Reuters.

The NZF aimed to impose a carbon levy on international shipping, a sector responsible for approximately 3% of global greenhouse gas emissions. Proponents argued that the tax would incentivize cleaner shipping practices and generate significant revenue for climate initiatives. However, the U.S. administration, supported by Saudi Arabia and Russia, lobbied against the proposal, citing concerns over potential economic impacts and the fairness of the tax The Guardian.

Environmental groups and climate-vulnerable nations expressed disappointment over the delay, warning that it undermines global efforts to combat climate change. The postponement introduces uncertainty for the maritime industry, which had anticipated regulatory clarity to drive investment in cleaner technologies. Critics argue that the delay could hinder progress toward achieving international climate goals Financial Times.

The decision to delay the carbon tax highlights the ongoing tension between environmental objectives and economic considerations in international policy. As the world approaches the COP30 summit in Brazil, the outcome of this vote may influence future negotiations and the global commitment to addressing climate change.