| [`Intl.MessageResource`][intl.messageresource] | Eemeli Aro | Eemeli Aro | _{ -[2022‑11][messageresource-notes]} |

| [Intl.ZonedDateTimeFormat][intl.zoneddatetimeformat] | Frank Yung-Fong Tang | Frank Yung-Fong Tang | _{ -[2023‑05][zoneddatetimeformat-notes]} |

| [explore associating a unit with a number][unit-protocol] | Shane Carr | Shane Carr | _{ -[2025‑11][unit-protocol-notes]} |

| [Stable Formatting] [stable-formatting] | Eemeli Aro | Eemeli Aro | _{&nbsp;-[2023&#8209;09][stable-formatting-notes-1]<br />&nbsp;-[2025&#8209;02][stable-formatting-notes-2]<br />&nbsp;-2026&#8209;05} |

### Contributing new proposals

[trailing-zero-notes-2025-11]: https://github.com/tc39/notes/blob/HEAD/meetings/2025-11/november-18.md#keep-trailing-zeros-in-intlnumberformat-and-intlpluralrules-update

[unit-protocol]: https://github.com/sffc/proposal-intl-unit-protocol

[unit-protocol-notes]: https://github.com/tc39/notes/blob/HEAD/meetings/2025-11/november-18.md#intl-unit-protocol

[stable-formatting]: https://github.com/tc39/proposal-stable-formatting

[stable-formatting-notes-1]: https://github.com/tc39/notes/blob/main/meetings/2023-09/september-27.md#stable-formatting-for-stage-1

[stable-formatting-notes-2]: https://github.com/tc39/notes/blob/main/meetings/2025-02/february-19.md#stable-formatting-update

| [Class Method Parameter Decorators][class-param-decorators] | Ron Buckton | Ron Buckton | _{&nbsp;-[2023&#8209;03][class-param-decorators-notes]} |

| [Optional chaining in assignment LHS][optional-assign] | Nicolò Ribaudo | Nicolò Ribaudo | _{&nbsp;-[2023&#8209;07][optional-assign-notes]} |

| [DataView get/set Uint8Clamped methods][dataview-uint8c] | Jordan Harband | Jordan Harband | _{&nbsp;-[2023&#8209;07][dataview-uint8c-notes]} |

| [Stable Formatting][stable-format] | Eemeli Aro | Eemeli Aro | _{&nbsp;-[2023&#8209;09][stable-format-notes]} |

| [Negated `in` and `instanceof` operators][negated-in] | Pablo Gorostiaga Belio | Pablo Gorostiaga Belio | _{&nbsp;-[2023&#8209;09][negated-in-notes]} |

| [Locale Extensions][locale-extensions] | Ben Allen | Ben Allen | _{&nbsp;-[2023&#8209;09][locale-extensions-notes]} |

| [Module sync assert][module-sync-assert] | Jack Works | Jack Works | _{&nbsp;-[2023&#8209;11][module-sync-assert-notes]} |

[optional-assign-notes]: https://github.com/tc39/notes/blob/HEAD/meetings/2023-07/july-13.md#optional-chaining-in-assignment-lhs-for-stage-1-or-2

[dataview-uint8c]: https://github.com/tc39/proposal-dataview-get-set-uint8clamped

[dataview-uint8c-notes]: https://github.com/tc39/notes/blob/HEAD/meetings/2023-07/july-13.md#dataview-getset-uint8clamped-methods-for-stage-1-or-2-or-3

[stable-format]: https://github.com/tc39/proposal-stable-formatting

[stable-format-notes]: https://github.com/tc39/notes/blob/HEAD/meetings/2023-09/september-27.md#stable-formatting-for-stage-1

[negated-in]: https://github.com/tc39/proposal-negated-in-instanceof

[negated-in-notes]: https://github.com/tc39/notes/blob/HEAD/meetings/2023-09/september-28.md#negated-in-and-instanceof-operators-for-stage-1

[locale-extensions]: https://github.com/ben-allen/locale-extensions