Educational Information Only
The content on this page is for general educational purposes and does not constitute legal advice. Every legal situation is unique. For matters involving investigation, arrest, litigation, or formal proceedings, consult a qualified legal professional.
Unlawful Pollution Discharge in Thailand
Discharging waste, effluent or emissions in breach of environmental standards or without required treatment/permits.
Enhancement and Conservation of National Environmental Quality Act B.E. 2535 (1992), Factory Act B.E. 2535 (1992)
Imprisonment and/or fines, clean-up and compensation liability, and factory-licence sanctions
serious
Definition
Discharging waste, effluent or emissions in breach of environmental standards or without required treatment/permits. Under Thai law, this offence is classified as a serious offence within the category of Environmental Law.
Legal Basis
Enhancement and Conservation of National Environmental Quality Act B.E. 2535 (1992)
Primary legislative provision for unlawful pollution discharge offences.
Factory Act B.E. 2535 (1992)
Primary legislative provision for unlawful pollution discharge offences.
Elements of the Offence
For a conviction, the prosecution must prove all of the following elements beyond reasonable doubt:
Releasing pollutants to air, water or land
In breach of standards or without required permits/treatment
Penalties
Maximum Penalty
Imprisonment and/or fines, clean-up and compensation liability, and factory-licence sanctions
Actual sentences depend on factors including the severity of the conduct, harm caused, prior convictions, and mitigating circumstances. Courts have discretion to impose lesser sentences within the statutory range.
Possible Defences
The following defences may be available depending on the circumstances:
Discharge within permitted limits
Force majeure with prompt remediation
Note: The availability of defences depends on specific facts. Professional legal advice is essential.
For Foreigners
Special Considerations for Foreign Nationals
Applies to foreign-owned factories and projects; operators bear strict clean-up and compensation exposure.
When Legal Representation Matters
If you are accused of unlawful pollution discharge or facing investigation, immediate legal representation is essential to protect your rights and build an effective defence.
Anglo Siam Legal provides experienced legal services across Thailand for both Thai nationals and foreigners.
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