Finished Proposals

March 10, 2026 · View on GitHub

Finished proposals are proposals that have reached stage 4, and are included in the latest draft of the specification.

ProposalAuthorChampionMeeting NotesExpected Publication Year
Intl Era and MonthCode ProposalFrank Yung-Fong TangFrank Yung-Fong Tang
Ben Allen
 -2026‑03
 -2026‑01
 -2025‑11
 -2025‑09
 -2025‑07
 -2025‑04
 -2022‑11
2026
Intl Locale InfoFrank Yung-Fong TangFrank Yung-Fong Tang -2025‑11
 -2024‑07
 -2021‑12
 -2021‑10
 -2021‑07
 -2021‑04
 -2021‑01
 -2020‑09
2026
Intl.DurationFormatYounies Mahmoud, Ujjwal SharmaYounies Mahmoud, Ujjwal Sharma -2024‑12
 -2024‑10
 -2024‑07
 -2024‑06
 -2024‑02
 -2023‑11
 -2023‑07
 -2023‑05
 -2022‑11
 -2022‑06
 -2021‑10
 -2020‑06
2025
Intl.NumberFormat V3Shane CarrShane Carr -2023‑01
 -2022‑11
 -2022‑07
 -2021‑07
 -2020‑06
2023
Intl Enumeration APIFrank Yung-Fong TangFrank Yung-Fong Tang -2022‑11
 -2021‑12
 -2021‑07
 -2021‑05
 -2021‑04
 -2020‑09
 -2020‑06
2022
Intl.DisplayNames v2Frank Yung-Fong TangFrank Yung-Fong Tang -2021‑12
 -2021‑01
 -2020‑09
2022
Extend TimeZoneName Option ProposalFrank Yung-Fong TangFrank Yung-Fong Tang -2021‑12
 -2021‑07
 -2021‑05
 -2021‑04
 -2021‑01
2022
Intl.Segmenter: Unicode Segmentation in JavaScriptDaniel Ehrenberg, Richard GibsonRichard Gibson -2021‑10
 -2021‑03
 -2020‑07
 -2020‑06
 -2020‑02
2022
Intl.DateFormat.prototype.formatRangeFelipe BalbontínSathya Gunasekaran -2021‑01
 -2019‑03
2021
Intl.DisplayNamesFrank Yung-Fong TangFrank Yung-Fong Tang. -2020‑092021
DateTimeFormat dateStyle & timeStyleZibi BranieckiZibi Braniecki -2020‑072021
Intl.ListFormatZibi BranieckiZibi Braniecki -2020‑072021
Intl.LocaleZibi Braniecki
Daniel Ehrenberg
Zibi Braniecki
Daniel Ehrenberg
 -2020‑022020
Intl.NumberFormat Unified API ProposalShane CarrShane Carr -2020‑022020
Intl.RelativeTimeFormatZibi Braniecki
Daniel Ehrenberg
Zibi Braniecki
Daniel Ehrenberg
 -2019‑122020
Intl.PluralRulesCaridy Patiño
Eric Ferraiuolo
Caridy Patiño
Eric Ferraiuolo
 -2017‑092018
Intl.NumberFormat.prototype.formatToPartsZibi BranieckiZibi Braniecki -2017‑092018
Intl.DateTimeFormat.prototype.formatToPartsZibi BranieckiZibi Braniecki -2016‑072017

See also the stage 0 proposals, active proposals, and inactive proposals documents.