OMB control number
National Primary Drinking Water Regulation for Perchlorate (Proposed Rule)
OMB 2040-0296 · EPA/OW.
OMB 2040-0296
Latest Forms, Documents, and Supporting Material
National Primary Drinking Water Regulations: Perchlorate (PWSs) All Historical Document Collections
| New collection (Request for a new OMB Control Number) | 2026-02-20 | ||
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Comment filed on proposed rule |
New collection (Request for a new OMB Control Number) | 2019-06-27 |