Register your wastewater laboratory on the ZDHC Solution Provider Platform and complete the 'ZDHC Wastewater' application under the ‘applications’ tab. 

You can find more information on the requirements for approval in the ZDHC Wastewater Sampling and Analysis Plan, and the ZDHC Wastewater Guidelines.
‍

Did you apply to become a ZDHC Wastewater Laboratory?  

It is important to note that only ZDHC Approved Wastewater Testing Laboratories can apply for acceptance to test against the ZDHC MMCF Guidelines.

Refer to section “2. ZDHC Wastewater Testing Laboratory” in the “ZDHC Wastewater” application to learn more about the approval criteria. 

Once you have completed your application for ZDHC Wastewater Testing Laboratory, you are ready for the next step. 

Log in to the ZDHC Solution Provider Platform and complete the 'ZDHC Wastewater MMCF' application under the ‘applications’ tab. 

You can find more information on the requirements for approval in the ZDHC MMCF Guidelines. 

Did you apply to become a ZDHC Approved Wastewater Testing Laboratory? 

It is important to note that only ZDHC Approved Wastewater Testing Laboratories can apply for acceptance to test against the ZDHC Leather Wastewater Guidelines Addendum. 

Read section "2. ZDHC Wastewater Testing Laboratory" in the “ZDHC Wastewater” application to learn about the approval criteria. 

Once you have completed your ZDHC Wastewater Testing Laboratory application, you are ready for the next step. 

Log in to the ZDHC Solution Provider Platform and complete the 'ZDHC Wastewater Leather' application under the 'applications' tab. 

You can find more information on the requirements for approval in the ZDHC Leather Wastewater Guidelines Addendum.