No, straight piping—discharging untreated wastewater directly into the environment—violates Chile’s Water Code (Law 21.064) and Environmental Framework Law (Law 19.300). The Superintendence of Sanitation Services (SISS) enforces compliance, while municipalities penalize violations under the General Sanitation Code (Decree 753/1968). Recent 2026 amendments to the Environmental Impact Assessment (EIA) Regulation tighten scrutiny on unauthorized discharges, mandating tertiary treatment for all effluents.
Key Regulations for Straight Piping in Chile
- Water Code (Art. 294): Prohibits direct discharge of wastewater into water bodies or soil without prior treatment, classifying it as a misdemeanor under criminal law (fines up to 10,000 UTM; ~$900,000 USD).
- Sanitation Services Law (Decree 382/2021): Requires all properties to connect to municipal sewage systems or obtain SISS-approved on-site treatment systems (e.g., septic tanks with filtration).
- 2026 EIA Amendments: Mandate environmental impact studies for industrial or high-volume straight piping, with mandatory public consultation and third-party audits for compliance verification.
Non-compliance triggers administrative sanctions from SISS, civil liability for environmental damage under the Polluter Pays Principle, and potential criminal charges under the Penal Code (Art. 291) for severe pollution incidents. Rural areas face stricter enforcement due to limited sewage infrastructure, with subsidies available for compliant upgrades via the Programa de Agua Potable Rural (Law 20.416).