Polish power emissions intensity fell from 810 kg/MWh in 2015 to 743 kg/MWh in 2023. PGE spent 96.3 billion zł net on EUA over 15 years. Orlen spent 32.7 billion zł on EUA. Enea spent 33 billion zł on EUA by 2024. Tauron spent 12.7 billion zł on EUA from 2022-2025. PGE plans 50% CO2 cut by 2030 and 75% by 2035. Enea expects lower ETS costs from reduced high-emission output. Tauron forecasts 2-3 billion zł annual EUA costs ahead. Orlen predicts rising ETS costs from fewer free allowances and market mechanisms. Coal stabilizes Polish power into 2030s despite transition. Companies demand MSR reforms to release allowances and curb prices. Free allowances needed for district heating post-2030. Exclude financial speculators from EUA trading. Raise reserve unit exemption limit from 300 to 1500 hours. ETS emissions in covered sectors dropped 50% since start. OZE produced 46% of Energa's output in H1 2025. EUA revenues should fund dekarbonization especially heating. Peak load plants need ETS exemptions for energy security. EU ETS review set for 2026 after Polish proposals.