Zero Discharge of Hazardous Chemicals
(ZDHC)
What is ZDHC Certificate?
The ZDHC Certificate is a critical certification within the textile, apparel, leather, and footwear industries, representing a company’s commitment to reducing hazardous chemical discharge in its production processes. It is part of the Zero Discharge of Hazardous Chemicals (ZDHC) initiative, which was created to promote environmentally sustainable practices across the global supply chain. Companies that pursue ZDHC certification are committed to implementing stringent chemical management standards that reduce pollution, conserve natural resources, and protect surrounding ecosystems. As global awareness of environmental impact grows, ZDHC has become a valuable benchmark for companies aiming to align with sustainable production methods.
A central component of ZDHC certification is adherence to the Manufacturing Restricted Substances List (MRSL), which outlines specific hazardous chemicals that must be restricted or completely eliminated from manufacturing processes. By complying with these guidelines, companies ensure that their products are free from harmful chemicals that could otherwise pollute water, soil, and air. Additionally, ZDHC certification requires companies to monitor and meet strict wastewater and sludge discharge standards, thereby minimizing toxic releases and preserving water quality. This aspect of certification is particularly relevant for production facilities located in regions where industrial runoff can have severe effects on local communities and ecosystems.
Achieving ZDHC certification also demonstrates a company’s dedication to transparency and environmental accountability, qualities that are increasingly valued by conscious consumers and brands. Certification entails not only strict chemical management but also ongoing training and education for employees to ensure that sustainable practices are maintained throughout the production chain. For companies in the fashion and textile industries, ZDHC certification is more than just a regulatory mark; it is a pledge to safer, eco-friendly practices and an investment in a sustainable future. This certification aligns with the growing movement toward environmentally responsible production and provides a pathway for companies to demonstrate leadership in sustainability.
Benefits of ZDHC Certification
Enhanced Environmental Responsibility
By reducing hazardous chemical discharge, companies minimize their environmental footprint and help protect ecosystems from pollution.
Compliance with Global Standards
The ZDHC certification aligns companies with internationally recognized environmental standards, enhancing their credibility and marketability in eco-conscious markets.
Improved Brand Reputation
Companies with ZDHC certification are seen as responsible and transparent, appealing to customers and partners who value sustainable practices.
Operational Cost Savings
Reducing hazardous chemicals can lower waste management costs and decrease the risk of regulatory fines associated with environmental violations.
Better Employee and Community Health
By limiting exposure to harmful chemicals, ZDHC-certified companies contribute to a safer work environment for employees and reduce health risks for nearby communities.
Access to a Larger Market
Many global brands prefer suppliers with ZDHC certification, providing certified companies with greater opportunities for partnerships and business expansion.
Who can apply for ZDHC Certification?
Textile manufacturers
Apparel manufacturers
Leather manufacturers
Footwear manufacturers
Chemical suppliers
Dye and pigment manufacturers
Fabric mills
Wet processing facilities
Brands
Retailers
Leather manufacturers
Footwear manufacturers
Documents Required for ZDHC Certificate
- System Manual
- System Procedure
- Policy
- Objectives
- Mission & Vision
- Standard Operating Procedure (SOP)
- Checklist
- Forms
- Formats
- Records
The extent of Documented Information differs as per:
- Organization’s size
- Activities performed by the organization
- Processes undertaken by the Organization
- Products and services offered by the organization
- The complexity of processes undertaken
- Competence of persons involved
Role of Shamkris and Process of ZDHC Certification
Shamkris adopts a results-oriented approach to effective system implementation in the organization. A simple and practical method of system implementation helps organizations increase business efficiency and sustainability. Shamkris supports 100% documentation to obtain an accreditation body of success in addition to enhanced performance.
The implementation process is described below:
Time Frame
Task
Process
Day 1
GAP Analysis
Certification Body
Selection
Cost Estimates
- Finding the GAP between existing system related to ZDHC requirements
- Selecting the appropriate certification Body
- Based on the scope of your business & certification Body you choose
Week 1
Developing Documents
- Management System Manual, Management System Procedures, Policy, Objectives, Forms etc.
- Review of Standard Operating Procedures (SOP)
Week 4
Implementing Management System
- ZDHC Awareness training for the top management and staff
- Implementing a well-documented management system throughout the organization
Week 8
Internal Audit
MRM
CAPA
- Internal audits identifying nonconformities related to ZDHC requirements
- Management Review Meetings
- Corrective and Preventive Action plan for nonconformities
Week 10
Self Certification/NoBo
Audit
N-C Closing
- Shamkris acts on your behalf and assists you in the third-party audit
- Closing of any nonconformities identified by the certification Body
Week 12
Self Certification/NoBo
- Certificates issued under ZDHC do not have a validity period.
- Surveillance Audits yearly
Year on Year
Yearly Compliance
- Support of Yearly documentation for audit
Who can issue the ZDHC Certification?
FAQ
ZDHC Certification is a program that certifies companies in the textile, apparel, leather, and footwear industries for adhering to sustainable chemical management practices to reduce hazardous chemical discharge.
ZDHC Certification is open to various stakeholders in the fashion supply chain, including textile and apparel manufacturers, leather and footwear producers, chemical suppliers, dye and pigment manufacturers, and brands committed to sustainable practices.
ZDHC Certification demonstrates a company’s commitment to environmentally sustainable practices, improves its brand reputation, helps meet global environmental standards, and promotes safer working conditions by minimizing hazardous chemical use.
ZDHC Certification helps companies align with eco-conscious markets, access a broader range of clients, reduce operational costs through better chemical management, and strengthen their brand’s image as an environmentally responsible business.
To achieve ZDHC Certification, companies must comply with the ZDHC Manufacturing Restricted Substances List (MRSL), meet wastewater and sludge discharge standards, and adopt comprehensive chemical management practices throughout their operations.
The time required for certification depends on the company’s readiness and existing chemical management practices. It typically involves multiple stages, including an assessment, documentation, implementation of best practices, and final audit.
ZDHC offers tools, training, and resources to help companies maintain sustainable practices, continuously improve chemical management, and stay updated on industry standards and best practices.
Yes, ZDHC Certification is recognized globally and respected by many leading brands and retailers, making it a valuable certification for companies wanting to enter or remain competitive in international markets.