The formulation recertification period ends on 1 November 2027.
By this date, chemical formulators should complete ZDHC MRSL V4.0 recertification of their ZDHC Gateway-listed formulations under the applicable ZDHC Chemicals to Zero - Foundational requirements.
From 1 November 2027, only formulations certified against ZDHC MRSL V4.0 and the applicable Chemicals to Zero - Foundational requirements may be newly uploaded to the ZDHC Gateway.