ZDHC Certification

What is ZDHC?

The Zero Discharge of Hazardous Chemicals (ZDHC) Programme is a globally recognized initiative that promotes the responsible management of chemicals throughout the textile, apparel, footwear, leather, and related industries. ZDHC supports safer chemical use and helps organizations demonstrate compliance with industry-recognized chemical management requirements.

ZDHC certification and verification activities provide confidence that organizations are implementing effective chemical management systems and meeting applicable ZDHC requirements.

Scope of ZDHC Certification

ZDHC certification applies to organizations involved in:

  • Textile Manufacturing

  • Dyeing and Finishing Operations

  • Printing Facilities

  • Leather Processing

  • Footwear Manufacturing

  • Chemical Formulation and Supply

  • Garment Manufacturing

  • Material Processing Facilities

The certification process evaluates chemical management practices, operational controls, and compliance with applicable ZDHC requirements.

Objectives of ZDHC

The ZDHC Programme aims to:

  • Promote the responsible use of chemicals in manufacturing processes

  • Reduce the discharge of hazardous substances into the environment

  • Improve chemical management practices throughout the supply chain

  • Enhance transparency and accountability

  • Support safer production processes

  • Encourage compliance with recognized industry requirements

  • Contribute to environmental protection and sustainable manufacturing

Key Requirements

Chemical Management System

Organizations must establish and maintain documented procedures for the effective management of chemicals used within their operations.

Chemical Inventory Control

Facilities are required to maintain accurate records of chemicals used, stored, and managed within the production process.

Compliance with ZDHC Requirements

Organizations must ensure that chemical products and processes comply with applicable ZDHC guidelines and requirements.

Environmental Monitoring

Facilities are expected to monitor and control environmental impacts associated with chemical use and wastewater management.

Documentation and Record Keeping

Accurate records must be maintained to demonstrate compliance and support traceability throughout operations.

Certification Process

1. Application

The organization submits an application detailing its operations, facilities, and relevant manufacturing activities.

2. Documentation Review

Relevant documentation, procedures, and operational records are reviewed to assess conformity with applicable requirements.

3. On-Site Assessment

An audit is conducted to evaluate chemical management practices, operational controls, documentation, and implementation.

4. Evaluation of Findings

Audit findings are reviewed, and any identified non-conformities must be addressed before certification can be granted.

5. Certification Decision

Upon successful completion of the assessment process, certification is issued in accordance with the applicable certification requirements.

6. Surveillance and Monitoring

Periodic assessments may be conducted to verify continued compliance and effective implementation of requirements.

7. Recertification

Organizations are required to undergo reassessment at defined intervals to maintain certification status.

Benefits of ZDHC Certification

  • Demonstrates commitment to responsible chemical management

  • Enhances transparency across manufacturing operations

  • Improves confidence among brands, retailers, and stakeholders

  • Supports environmental sustainability objectives

  • Strengthens supply chain credibility

  • Encourages safer chemical handling and usage practices

  • Promotes continuous improvement in environmental performance

Who Can Be Certified?

ZDHC certification is applicable to:

  • Textile Processing Facilities

  • Dyeing and Finishing Units

  • Printing Facilities

  • Garment Manufacturers

  • Leather Manufacturers

  • Footwear Manufacturers

  • Chemical Suppliers

  • Material Processing Facilities

  • Other Organizations Managing Industrial Chemicals

Maintaining Certification

Certified organizations must continue to comply with applicable requirements, maintain effective chemical management systems, and successfully complete periodic assessments to retain certification status. Ongoing monitoring helps ensure continued conformity and supports responsible chemical management throughout operations.