Business and industry

Pollution consent (CTE/CTO) for the unit

A factory or commercial unit needs the pollution board's consent to establish and then consent to operate before and after starting.

Last verified: 2026-09-26

ConditionalStateLast verified: 26 Sept 2026

Start here

Apply for consent to establish before building the unit and consent to operate before starting production, on the state pollution board portal.

Who is responsible

  • State Pollution Control Board (Bihar) — Nodal OfficerOfficer of the Bihar State Pollution Control Board responsible for pollution complaints and environmental clearances.
  • Environment, Forest and Climate Change Department, BiharPollution control, forest protection, tree permissions and environmental clearances in Bihar through the State Pollution Control Board.

Industries are classified into red, orange, green and white categories, and the documents and fees for consent depend on the category, so the first step is to know the unit's category. Consent to establish is needed before construction and consent to operate before starting production, in that order, and operating without the second is an offence.

The ladder to Patna

Set your district to see local office numbers

  1. You

    Your home, village, or ward — where the problem is.

  2. Start here

    Apply for consent to establish before building the unit and consent to operate before starting production, on the state pollution board portal.

  3. State

    State Pollution Control Board (Bihar) — Nodal Officer

    Officer of the Bihar State Pollution Control Board responsible for pollution complaints and environmental clearances.

  4. State

    Environment, Forest and Climate Change Department, Bihar

    Pollution control, forest protection, tree permissions and environmental clearances in Bihar through the State Pollution Control Board.

  5. State

    Government of BiharPatna · state headquarters

    State government; departments deliver citizen services through ServicePlus and department portals.

If that does not work

  1. 1

    Find the category of your unit and the documents required

    Open official page
  2. 2

    Apply for consent to establish before construction

    Open official page
  3. 3

    Apply for consent to operate before starting production

    Open official page
Sources and evidence
  1. [1] Bihar State Pollution Control BoardThe Bihar State Pollution Control Board grants consent to establish and consent to operate in Bihar.
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