German Environmental Law
Constitutional Framework
German environmental law operates within the constitutional framework of Article 20a GG, which establishes environmental protection as a state objective (Staatsziel): “Mindful also of its responsibility towards future generations, the state shall protect the natural foundations of life and animals by legislation and, in accordance with law and justice, by executive and judicial action, all within the framework of the constitutional order.” The BVerfG has given Article 20a GG substantive content, most notably in the Klimabeschluss (Climate Decision) of 2021, holding that the state objective requires protection against climate change and imposes obligations on the legislature to set binding reduction targets.
The Circular Economy Act (KrWG)
The Circular Economy Act (Kreislaufwirtschaftsgesetz, KrWG) is the central statute governing waste management in Germany, implementing the EU Waste Framework Directive (2008/98/EC). The KrWG establishes a five-tier waste hierarchy (Abfallhierarchie) in Section 6: (1) prevention (Vermeidung), (2) preparation for re-use (Vorbereitung zur Wiederverwendung), (3) recycling, (4) other recovery (including energy recovery), and (5) disposal (Beseitigung). This hierarchy binds all waste producers and waste management authorities.
Producer responsibility (Produktverantwortung) under Section 23 KrWG requires manufacturers to design products that minimise waste generation and facilitate recycling. Sector-specific producer responsibility regimes operate for packaging (Packaging Act, Verpackungsgesetz), electrical and electronic equipment (Electrical and Electronic Equipment Act, ElektroG), batteries, and end-of-life vehicles.
The KrWG mandates separate collection of waste streams: biowaste, paper, glass, plastics, metals, and textiles must be collected separately. The Recycling Quota Act sets targets for municipal waste recycling (65 per cent by 2025). The ban on landfilling untreated waste (Deponierungsverbot) since 2005 has driven high recycling and incineration rates. Waste incineration is classified as recovery, not disposal, where energy is recovered.
Water Law (WHG)
The Federal Water Act (Wasserhaushaltsgesetz, WHG) governs the management of surface waters, coastal waters, and groundwater, implementing the EU Water Framework Directive (2000/60/EC). The WHG establishes the principle that water management serves the public interest and that everyone is obliged to exercise care to avoid harming water quality.
Water use (Gewasserbenutzung) under Sections 8-11 WHG requires a permit or authorisation (licence) from the competent water authority. Permitted uses include: abstraction and impoundment of surface water, extraction of groundwater, discharge of substances into water bodies, and measures that alter the physical, chemical, or biological characteristics of water bodies. Permits are subject to conditions ensuring the best available technique, minimising pollution, and protecting groundwater.
The polluter pays principle applies: the person causing water pollution is liable for remediation. Section 89 WHG establishes strict liability for water damage: the operator of an installation that causes a harmful change in water quality is strictly liable for damages, regardless of fault. This strict liability regime is among the most stringent in German environmental law.
Flood protection is governed by Sections 72-81 WHG, designating floodplains and establishing building restrictions in flood-risk areas. The precautionary principle (Vorsorgeprinzip) requires that water management decisions take into account potential future risks, including climate change impacts on water availability and flood risk.
Immission Control Law (BImSchG)
The Federal Immission Control Act (Bundes-Immissionsschutzgesetz, BImSchG) is the central statute for air quality, noise protection, and industrial permitting. The BImSchG establishes the precautionary principle (Vorsorgegrundsatz) and the polluter pays principle (Verursacherprinzip) as binding principles for immission control.
Immissions are defined as air pollutants, noise, vibrations, light, heat, radiation, and similar environmental effects that affect humans, animals, plants, soil, water, the atmosphere, and cultural property. Emissions are the release of these effects from installations. Section 3 BImSchG defines these categories exhaustively.
Installations requiring a permit (genehmigungsbedurftige Anlagen) are listed in the Fourth Ordinance to the BImSchG (4. BImSchV). The permitting procedure is either a formal procedure with public participation (Offentlichkeitsbeteiligung under Section 10 BImSchG) or a simplified procedure. The permit covers all environmental aspects: immissions, waste, water, nature conservation, and occupational safety. The permit is an integrated approach (integrierte Vorhabengenehmigung), consolidating multiple environmental permits into a single decision.
The best available technique (beste verfugbare Technik) standard, derived from the Industrial Emissions Directive (2010/75/EU), requires that installations use the most effective techniques for preventing or minimising pollution, taking into account technical feasibility and economic viability. Permits must include emission limit values based on BAT conclusions. Section 17 BImSchG allows post-approval orders (nachträgliche Anordnungen) to impose stricter requirements if new knowledge about environmental risks emerges.
Nature Conservation Law (BNatSchG)
The Federal Nature Conservation Act (Bundesnaturschutzgesetz, BNatSchG) protects biodiversity, landscapes, and natural habitats, implementing the EU Habitats Directive (92/43/EEC) and Birds Directive (2009/147/EC). The BNatSchG establishes the principle of avoidance (Vermeidungsgebot): interventions in nature and landscape must be avoided where possible. Unavoidable interventions must be compensated through mitigation measures (Ausgleichsmassnahmen) or substitution measures (Ersatzmassnahmen).
The intervention regulation (Eingriffsregelung) under Sections 13-19 BNatSchG applies to any project that changes the shape or use of land and may significantly affect the performance of the natural balance or landscape. The project developer must: (1) avoid avoidable interventions; (2) compensate unavoidable interventions through mitigation measures; (3) where mitigation is not possible, pay compensation in money. This framework applies to building projects, infrastructure, and land-use changes.
Protected areas under the BNatSchG include: nature conservation areas (Naturschutzgebiete), national parks (Nationalparke), biosphere reserves (Biospharenreservate), landscape conservation areas (Landschaftsschutzgebiete), nature parks (Naturparke), and Natura 2000 sites (FFH and bird protection areas under EU law). The species protection (Artenschutz) provisions in Sections 44-47 BNatSchG prohibit the killing, disturbance, or removal of protected species and the destruction of their habitats. Species protection assessments are required for all projects potentially affecting protected species.
Environmental Impact Assessment
The Environmental Impact Assessment Act (Umweltvertraglichkeitsprufungsgesetz, UVPG) implements the EU EIA Directive (2011/92/EU as amended). The UVPG requires an environmental impact assessment (EIA) for projects likely to have significant environmental effects. EIA is a procedural instrument: it does not prescribe the outcome but requires systematic identification, description, and assessment of direct and indirect effects on humans, animals, plants, soil, water, air, climate, landscape, cultural heritage, and their interaction.
The UVPG distinguishes between: (1) projects that require a mandatory EIA (listed in Annex 1); (2) projects subject to a preliminary screening (Vorpruefung) to determine whether significant environmental effects are likely; (3) projects not subject to EIA. The EIA must include public participation, consultation with environmental authorities, and a summary of the environmental effects in non-technical language. The EIA is integrated into the existing permitting procedures under the BImSchG, WHG, or other sectoral laws. The competent authority must take the EIA results into account in its decision, though the EIA does not create a substantive prohibition; the authority retains discretion if the applicable substantive requirements are met.