# 2026-19296: NYSE Updates Error Rules for 24/7 Trading Chaos

2026-19296, Self-Regulatory Organizations; New York Stock Exchange LLC; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Rule 7.10 Clearly Erroneous Executions, is a Federal Register notice from Securities and Exchange Commission published 2026-09-22, effective 2026-12-06; PRIA reads it as touching household money (as of 2026-09-29).

- Canonical: https://policyrisk.com/federal-register/2026-19296
- As of: 2026-09-29
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-19296
- Title: Self-Regulatory Organizations; New York Stock Exchange LLC; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Rule 7.10 Clearly Erroneous Executions
- Type: Notice
- Agencies: Securities and Exchange Commission
- Citation: 91 FR 60165
- Published: 2026-09-22
- Effective: 2026-12-06
- Comments close: not stated
- Significant: no
- Touches household money: yes
- Regulation identifier numbers: none
- Last updated: 2026-09-29

## In one line

NYSE Updates Error Rules for 24/7 Trading Chaos

## Summary

The New York Stock Exchange (NYSE) is updating its rules about fixing trading mistakes to match new 23-hour, 5-day trading hours. This change helps keep trades fair and clear when markets are open longer. Traders and investors will see these updates take effect right away, making sure errors get corrected quickly without messing with money.

## Effects PRIA read

- Overnight trades generally not broken: mixed, medium. If you trade or invest, trades executed during the Overnight Protected Hours (9:00 p.m. ET through 4:00 a.m. ET) that fall within the LULD Price Bands will generally not be eligible for cancellation as "clearly erroneous" starting at the commencement of 23/5 Trading on December 6, 2026. The rule ex…
- Rights and warrants remain reviewable overnight: benefit, low. If you trade NMS stocks that are not subject to the LULD Plan (for example, rights and warrants), transactions executed during Overnight Protected Hours (9:00 p.m. ET through 4:00 a.m. ET) remain eligible for clearly erroneous review and will be reviewed using the same Numerical Guidelines that app…

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## Sources
- [2026-19296 on federalregister.gov](https://www.federalregister.gov/documents/2026/09/22/2026-19296/self-regulatory-organizations-new-york-stock-exchange-llc-notice-of-filing-and-immediate)
- [2026-19296 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-09-22/pdf/2026-19296.pdf)

## Related
- [Previous: 2026-19295, Center for Scientific Review; Amended Notice of Meeting](https://policyrisk.com/federal-register/2026-19295)
- [Next: 2026-19297, National Institute of Environmental Health Sciences; Notice of Meeting; Request…](https://policyrisk.com/federal-register/2026-19297)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-19296 (as of 2026-09-29).