The United Kingdom government has announced plans to phase out its carbon tax on electricity generation by 2028, signaling a major shift in energy policy as the country completes its transition away from coal-fired power.

The carbon price support (CPS), introduced to reduce emissions from fossil fuel-based electricity generation, has played a key role in accelerating the decline of coal in the UK’s energy mix. However, with coal now contributing minimally to power generation, policymakers argue that the tax is no longer necessary in its current form.

Officials highlighted that the removal of the tax is intended to support affordability and competitiveness in the energy sector, particularly as the UK continues expanding renewable energy capacity. The move is also expected to reduce costs for electricity producers and, potentially, consumers.

The policy change reflects a broader evolution in the UK’s climate strategy, where earlier measures designed to drive coal out of the system are being reassessed in a cleaner energy landscape increasingly dominated by renewables and low-carbon sources.

Despite the rationale, critics caution that removing the carbon tax could weaken long-term price signals needed to sustain emissions reductions and investment in clean energy technologies. Concerns remain about ensuring that progress toward net-zero targets is not slowed.

Overall, the decision underscores a transition phase in UK energy policy—moving from aggressive fossil fuel disincentives toward maintaining stability, affordability, and continued decarbonization in a post-coal power system.