Frequent Questions

Once a state has primacy, is it obligated to use the Stage 2 DBPR data system?

No, when a state receives primacy it can manage its data by continuing to use the LT2/Stage2 Data Collection and Tracking System (DCTS) or by using its own State database.

For additional guidance on the Stage 2 Disinfectants and Disinfection Byproducts rule please visit

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