Signed Into Law
Signed June 20, 2025Effective 2025-09-01
SB1664

Regular Session

Relating to public information regarding the rates of a transmission and distribution utility.

Government Affairs & Regulatory Compliance Analysis

Business Impact

Who SB1664 Affects

Regulatory Priority: moderate

Notable regulatory updates (effective 2025-09-01). Consider how these changes may affect your operations.

Estimated Cost Impact

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Compliance Analysis

Key implementation requirements and action items for compliance with this legislation

Immediate Action Plan

Operational Changes Required

Strategic Ambiguities & Considerations

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Information presented is for general knowledge only and is provided without warranty, express or implied. Consult qualified government affairs professionals and legal counsel before making compliance decisions.

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Quick Reference

Frequently Asked Questions

Common questions about SB1664

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What does Texas SB1664 do?

SB 1664 mandates that all Transmission and Distribution Utilities (TDUs) submit a specific, consumer-facing "stand-alone document" with every rate change application to increase transparency. This requirement creates a strict dual-filing obligation—once at the initial filing and again immediately prior to final order approval—affecting all rate proceedings commencing on or after September 1, 2025.

Q

Who authored SB1664?

SB1664 was authored by Texas Senator Charles Schwertner during the Regular Session.

Q

When was SB1664 signed into law?

SB1664 was signed into law by Governor Greg Abbott on June 20, 2025.

Q

Which agencies enforce SB1664?

SB1664 is enforced by Municipal Regulatory Authorities (under Utilities Code Sec. 11.003) and Public Utility Commission of Texas (PUC).

Q

How significant are the changes in SB1664?

The regulatory priority for SB1664 is rated as "moderate". Businesses and organizations should review the legislation to understand potential impacts.

Q

What is the cost impact of SB1664?

The cost impact of SB1664 is estimated as "low". This may vary based on industry and implementation requirements.

Q

What topics does SB1664 address?

SB1664 addresses topics including utilities, utilities--electric, internet and public utility commission.

Q

What are the key dates for SB1664?

Key dates for SB1664: Effective date is 2025-09-01. Rulemaking: Must establish the required format for the 'stand-alone document' to ensure it is 'easily understood by the public' as mandated by Sec. 39.113(b). (Prior to 2025-09-01 (Operational necessity)); Must update the PUC website or Power to Choose website with TDU rate information. (Monthly (Recurring)). Consult with legal counsel regarding

Q

Which Texas businesses are affected by SB1664?

SB1664 primarily affects utility companies and energy providers. These businesses should review the legislation with their legal and compliance teams to understand potential impacts.

Legislative data provided by LegiScanLast updated: January 11, 2026