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March 9, 2026 Blog

Fuel Change Circular GPCB – Guidelines for Industrial Fuel Change Approval

The Fuel Change Circular GPCB explains rules for industries regarding approved fuels, permission for fuel change, and compliance requirements issued by the Gujarat Pollution Control Board.

Industries often change their fuel type in boilers, thermic fluid heaters, furnaces, or other utilities for cost reduction or efficiency. However, such changes can directly affect air emissions and environmental compliance.

To regulate this, the Gujarat Pollution Control Board (GPCB) has issued a Fuel Change Circular that provides clear guidelines for industries regarding the use of approved and non-approved fuels.

This blog explains the circular in simple and professional language, including its purpose, key rules, and compliance requirements.

Fuel Change Circular – Guidelines for Industries

1. Purpose of the Fuel Change Circular

The main objective of the circular is to:

  • Control air pollution from industrial fuel combustion

  • Ensure industries use environmentally approved fuels

  • Prevent the use of high-polluting fuels

  • Maintain compliance with Consent to Operate / CCA conditions

Fuel type has a major impact on SO₂, NOx, particulate matter, and other emissions, therefore any change must be regulated.

Approved Fuels for Industrial Use

Industries are generally allowed to use approved fuels mentioned in their environmental permissions.

Common examples include:

  • Natural Gas / PNG

  • LPG

  • Approved Liquid Fuels

  • Biomass-based fuels (in some cases)

  • Other fuels specifically permitted in CCA / EC

If an industry wants to use these fuels and they are already approved in the consent conditions, additional permission may not be required.

Use of Non-Approved Fuel

According to the circular:

Industries cannot use non-approved fuels without permission from the **Gujarat Pollution Control Board.

Examples of Non-Approved Fuels

These may include:

  • Unspecified liquid fuels

  • Waste oil or residues

  • Unapproved solid fuels

  • Any fuel not mentioned in the CCA / EC conditions

Using such fuels may result in:

  • Violation of consent conditions

  • Environmental penalties

  • Legal action by GPCB

When Industries Must Inform GPCB

Industries must inform or obtain approval from GPCB in the following cases:

1. Change in Fuel Type

If the industry changes fuel in:

  • Boiler

  • Thermic Fluid Heater

  • Furnace

  • Utilities

2. Addition of New Fuel

When a new fuel is introduced that was not mentioned in the original consent.

3. Change Affecting Emissions

If the new fuel may change:

  • Air emission levels

  • Pollution load

  • Pollution control requirements

Utilities Covered Under the Circular

The circular mainly applies to fuel used in utilities, such as:

  • Boilers

  • Thermic Fluid Heaters

  • DG Sets

  • Furnaces

  • Process heating units

These units are the major source of air emissions in industries.

Importance of the Circular

This circular is important because it helps:

✔ Maintain air quality standards
✔ Prevent industries from using high-polluting fuels
✔ Ensure transparent regulatory control
✔ Promote clean fuel usage

It also supports the broader environmental regulations under:

  • Air (Prevention and Control of Pollution) Act, 1981

  • Environmental Protection Act

Consequences of Non-Compliance

If industries change fuel without approval, the **Gujarat Pollution Control Board may take action such as:

  • Notice issuance

  • Environmental penalties

  • Suspension of Consent to Operate

  • Legal action under pollution laws

Therefore, industries must always follow the fuel approval conditions mentioned in their CCA or EC.

Best Practices for Industries

To stay compliant with the fuel change circular:

  • Always verify fuel type mentioned in CCA

  • Inform GPCB before changing fuel

  • Use clean and approved fuels

  • Maintain proper records and documentation

  • Monitor emissions regularly

Frequently Asked Questions (FAQ)

1. Is permission required for fuel change in industries?

Yes, industries must inform or obtain approval from the Gujarat Pollution Control Board if the fuel change is not mentioned in their existing Consent to Operate or CCA conditions.

2. Why is fuel change regulated by GPCB?

Fuel change can affect air emissions and pollution levels, therefore the Gujarat Pollution Control Board regulates it to maintain environmental standards and prevent the use of high-polluting fuels.

Conclusion

The Fuel Change Circular issued by the Gujarat Pollution Control Board is an important guideline for industries to ensure environmentally responsible fuel usage.

Industries must ensure that:

  • Only approved fuels are used

  • Any fuel change is reported or approved

  • Air pollution standards are strictly followed

Proper compliance not only avoids penalties but also supports sustainable industrial development in Gujarat.

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