Germany's Shift in Climate Policy: Controversy Over Heating Law Amendments

Germany's coalition government has faced significant criticism for amending a key heating law that previously mandated the use of renewable energy sources in new heating systems. The original legislation, championed by the Green Party and passed in 2023, required that at least 65% of energy used in newly installed heating systems come from renewable sources, primarily heat pumps. However, the revised law allows homeowners to continue using fossil fuels, such as oil and gas, and eliminates the requirement for expert consultation during the installation of new heating systems. This shift has been interpreted as a retreat from Germany's climate commitments, particularly in light of the country's goal to achieve net-zero emissions by 2045.

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The initial heating law was a significant policy achievement for the Green Party during the tenure of Chancellor Olaf Scholz's centre-left government. It aimed to address climate change by reducing CO2 emissions from buildings, a major contributor to global warming. However, the law faced backlash from various sectors, including the far-right Alternative für Deutschland party, which criticized it for imposing financial burdens on homeowners. The political landscape shifted following the 2025 elections, leading to the current coalition, which includes the conservative Christian Democratic Union (CDU) and the Social Democrats (SPD).

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Economy Minister Katherina Reiche defended the amendments, stating that they aim to provide homeowners with greater flexibility in choosing heating systems. She emphasized that the revised law would still support a gradual increase in the use of climate-friendly fossil fuels, targeting a minimum rate of 10% by 2029. Reiche argued that the previous law had caused uncertainty among homeowners, leading to a decline in sales of modern heating systems. In contrast, the Green Party, now in opposition, condemned the changes, asserting that they jeopardize Germany's climate targets. Co-leader Katharina Dröge stated, “The CDU and SPD have made it abundantly clear today that climate protection is of no importance whatsoever to this coalition.”

The Guardian

Critics of the new legislation argue that it undermines Germany's commitment to climate action. The Green Party has voiced concerns that the amendments will hinder progress toward reducing greenhouse gas emissions. Additionally, environmental experts have pointed out that the reliance on fossil fuels, even in hybrid models, could delay the transition to sustainable energy sources. The far-right Alternative für Deutschland party has also capitalized on public discontent regarding the previous law, framing it as an infringement on personal choice.

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While the government maintains that the new legislation will not compromise climate goals, environmental advocates and opposition parties express skepticism about its long-term efficacy. The debate continues over the balance between energy choice and climate responsibility, highlighting a significant divide in public opinion regarding Germany's energy future.

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• “The aim of the heating law is to restore greater freedom of choice when replacing heating systems,” — Katherina Reiche, Economy Minister

The Guardian

• “The federal government has abandoned its climate targets.” — Katharina Dröge, Green Party Co-leader

The Guardian