House · HR 4593 · 119th Congress
SHOWER Act
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Summary
This bill changes the legal definition of 'showerhead' used in federal water rules. It adopts a definition set by the American Society of Mechanical Engineers. The Department of Energy must update its rules within 180 days to match the new definition.
In Favor
Federal water rules have used an outdated definition that restricted how showerheads could be built and sold. This bill locks in a clear industry standard definition so manufacturers and homeowners have consistent rules to follow. It gives the new definition a firm legal foundation that an executive order alone cannot provide.
Against
Tying the legal definition to a private industry standard means Congress hands future control to an outside group. If ASME updates its standard, federal law could shift without a public vote. Water efficiency rules built on the old definition may also be weakened as a result.
Additional Considerations
Purpose & Problem
Is the problem real and worth federal action?
The bill changes the legal definition of showerhead used in federal water efficiency rules. It adopts a definition from the American Society of Mechanical Engineers and requires the Department of Energy to update its rules within 180 days.
Scope & Related Provisions
Does it stay focused, or carry unrelated add-ons?
The bill stays focused on revising one definition in one existing law. Safety shower showerheads are excluded from the new definition, which is a distinction the bill text states directly.
Who Is Affected
Who benefits, and who bears the cost?
Homeowners and manufacturers of showerheads are subject to whatever water efficiency standards follow from the new definition. The Department of Energy takes on the duty to rewrite related rules within 180 days.
Cost & Funding
Is it affordable and responsibly funded?
The bill does not authorize or appropriate a specific dollar amount. It shifts costs onto the Department of Energy to write and publish updated rules, and onto manufacturers to meet any standards that follow from the new definition.
Risks & Implementation
What could go wrong in practice?
The Department of Energy must publish updated rules within 180 days, which may be a tight timeline for a formal rule-writing process. The bill also relies on an outside industry standard, ASME A112.18.1-2024, meaning changes to that standard could affect how the definition works in practice.
For the actual bill text, see congress.gov.
AI-generated · Published 6/5/2026