# 2026-12518: Nasdaq Texas Erases Long-Dead Tick Size Pilot Rules

2026-12518, Self-Regulatory Organizations; Nasdaq Texas, LLC; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Delete Obsolete Rule Text Regarding The Now-Completed Tick Size Pilot, is a Federal Register notice from Securities and Exchange Commission published 2026-06-23, effective 2026-06-10; PRIA reads it as touching household money (as of 2026-06-30).

- Canonical: https://policyrisk.com/federal-register/2026-12518
- As of: 2026-06-30
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-12518
- Title: Self-Regulatory Organizations; Nasdaq Texas, LLC; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Delete Obsolete Rule Text Regarding The Now-Completed Tick Size Pilot
- Type: Notice
- Agencies: Securities and Exchange Commission
- Citation: 91 FR 37459
- Published: 2026-06-23
- Effective: 2026-06-10
- Comments close: not stated
- Significant: no
- Touches household money: yes
- Regulation identifier numbers: none
- Last updated: 2026-06-30

## In one line

Nasdaq Texas Erases Long-Dead Tick Size Pilot Rules

## Summary

Nasdaq Texas is cleaning house by deleting old rules about the Tick Size Pilot, a project that ended years ago. This change affects traders and market participants by removing outdated info, making the rulebook clearer and easier to use. The update took effect immediately on June 10, 2026, with no impact on fees or trading costs.

## Effects PRIA read

- Exchange Cleans Up Obsolete Tick Size Rule: benefit, low. Nasdaq Texas deleted old rule text (Equity 4, Rule 4770) tied to the Tick Size Pilot and reserved Rule 4770. The change took effect immediately on June 10, 2026, and the filing states there is no impact on fees or trading costs.

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## Sources
- [2026-12518 on federalregister.gov](https://www.federalregister.gov/documents/2026/06/23/2026-12518/self-regulatory-organizations-nasdaq-texas-llc-notice-of-filing-and-immediate-effectiveness-of-a)
- [2026-12518 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-06-23/pdf/2026-12518.pdf)

## Related
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- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-12518 (as of 2026-06-30).