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    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.

    Environmental Law
    6-18 months

    Environmental Impact Assessment Process

    Complete guide to obtaining EIA approval for development projects in Thailand.

    Overview

    This guide explains the environmental impact assessment process in Thailand's legal system. Understanding each stage helps you know what to expect and how to protect your rights.

    Typical Timeline: 6-18 months

    Process Timeline

    1

    Determine EIA Requirement

    1-2 weeks

    Check if your project falls under the 35+ categories requiring EIA (factories, condos over 80 units, hotels over 80 rooms, etc.).

    2

    Engage Licensed Consultant

    2-4 weeks

    Hire a consultant licensed by ONEP to prepare the EIA report.

    3

    Conduct Studies

    2-6 months

    Perform baseline environmental studies, impact assessments, and develop mitigation measures.

    4

    Submit to ONEP

    1 day

    Submit the complete EIA report to the Office of Natural Resources and Environmental Policy and Planning.

    5

    Review & Revision

    3-6 months

    ONEP reviews the report; revisions may be required based on expert committee feedback.

    6

    Approval

    1-2 weeks

    Receive EIA approval allowing project to proceed with construction permits.

    Step-by-Step Guide

    Risks & Considerations

    Be aware of these important factors when navigating this process:

    Significant delays if public opposition arises

    Rejection requires major project modifications

    Post-approval violations can result in project shutdown

    Disclaimer: This guide provides general educational information aboutenvironmental impact assessment process in Thailand. It does not constitute legal advice. Every case is different and procedures may vary based on specific circumstances.

    For advice on your specific situation, consult with a qualified Thai legal professional.

    When Legal Representation Matters

    Navigating legal procedures in Thailand requires experienced guidance. Anglo Siam Legal provides professional representation at every stage.

    Anglo Siam Legal provides experienced legal services across Thailand for both Thai nationals and foreigners.

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