Overview
- The CDU will table a bill on 10 December to restore Hamburg’s climate‑neutrality target to 2045, citing Article 50(4) of the city constitution.
- Peter Tschentscher ruled out an immediate reversal, saying any legal change should be considered only if fair implementation pathways cannot be found.
- The tightened climate law reflecting the 2040 goal is in force after voters backed the shift on 12 October with 53.2% support on 43.7% turnout.
- The CDU holds 26 seats and needs 61 votes, making SPD support pivotal; leader Dennis Thering argues extra time is needed due to cost, business and skills concerns.
- If a rollback passed, roughly 33,000 signatures in three months could trigger a new referendum, while the Greens approved a roadmap with faster heat transition, building retrofits, expanded transit and more EV charging funded from a federal special fund.