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Update v1.35 release schedule
- Updated both Summary section and Timeline table for consistency - Change Enhancements Freeze, Feature blog freeze, Code Freeze, and Test Freeze deadlines to use '12:00am anywhere on Earth time (12:00 UTC)' - This provides maximum time for contributors globally by using the last timezone (UTC-12) to reach the deadline date Schedule ready for discussion.
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‎releases/release-1.35/README.md‎

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---
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title: "Kubernetes v1.35 Release Information"
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weight: 98
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slug: "release"
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aliases: [ "/release" ]
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description: |
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Information regarding the current release cycle including important dates,
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Release Team contact information, tracking spreadsheets and more!
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---
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# Kubernetes v1.35
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#### Links
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* [This document](https://git.k8s.io/sig-release/releases/release-1.35/README.md)
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* [Release Team](https://github.com/kubernetes/sig-release/blob/master/releases/release-1.35/release-team.md)
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* [Meeting Minutes](https://bit.ly/k8s135-releasemtg) (members of [release-team@] receive meeting invites)
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* [v1.35 Release Calendar](https://bit.ly/k8s-release-cal)
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* Contact: [#sig-release](https://kubernetes.slack.com/archives/C2C40FMNF) on
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slack, [release-team](mailto:[email protected]) on e-mail
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* [Internal Contact Info](https://bit.ly/k8s135-contacts) (accessible only to members of [release-team@])
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#### Tracking docs
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* [Enhancements Tracking Board](https://bit.ly/k8s135-enhancements)
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* [Feature blog Tracking Board](https://bit.ly/k8s135-feature-blogs)
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* [Bug Triage Tracking Board](https://bit.ly/k8s135-bugtriage)
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* [CI Signal Project Board & Issue Tracking](https://bit.ly/k8s135-cisignal)
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* [Retrospective Document](https://bit.ly/k8s135-retro)
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* [kubernetes/kubernetes v1.35 milestone](https://github.com/kubernetes/kubernetes/milestone/67)
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#### Guides
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* [Targeting Issues and PRs to This Milestone](https://git.k8s.io/community/contributors/devel/sig-release/release.md)
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* [Triaging and Escalating Test Failures](https://git.k8s.io/community/contributors/devel/sig-testing/testing.md#troubleshooting-a-failure)
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## Summary
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The v1.35 release cycle is as follows:
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- **Monday 15th September 2025**: Week 1 — Release cycle begins
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- **Thursday 9th October 2025**: Week 4 — [Production Readiness Freeze][Production Readiness Freeze]
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- **Friday 17th October 2025 at 12:00am anywhere on Earth time (12:00 UTC)**: Week 5 — [Enhancements Freeze][Enhancements Freeze]
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- **Friday 31st October 2025 at 12:00am anywhere on Earth time (12:00 UTC)**: Week 7 — [Feature blog freeze][Feature blog freeze]
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- **Friday 7th November 2025 at 12:00am anywhere on Earth time (12:00 UTC)**: Week 8 — [Code Freeze][Code Freeze] and [Test Freeze][Test Freeze]
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- **Monday 10th - Thursday 13th November 2025**: Week 9 - [KubeCon NA](https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/)
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- **Tuesday 2nd December 2025**: Week 12 — [Docs Freeze][Docs Freeze]
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- **Wednesday 17th December 2025**: Week 14 — Kubernetes v1.35.0 released
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## Timeline
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| **What** | **Who** | **When** | **Week** | **Release Signal** |
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| -------------------------------------------------------------------------------------- | ----------------------------- | --------------------------------------------------------------------------- | -------- | ------------------------------------------------------------------------ |
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| Start of Release Cycle | Lead | Monday 15th September 2025 | week 1 | [master-blocking], [master-informing] |
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| Start Enhancements Tracking | Enhancements Lead | Monday 15th September 2025 | week 1 | |
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| Schedule finalized | Lead | Friday 19th September 2025 | week 1 | |
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| Team finalized | Lead | Friday 19th September 2025 | week 1 | |
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| Begin APAC-friendly meetings | Lead | Wednesday 24th September 2025 | week 2 | |
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| Start Release Notes Draft | Docs Lead | Wednesday 1st October 2025 | week 3 | |
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| v1.35.0-alpha.1 released | Branch Manager | Wednesday 8th October 2025 | week 4 | |
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| **Begin [Production Readiness Freeze]** | Enhancements Lead | Thursday 9th October 2025 | week 4 | |
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| **Begin [Enhancements Freeze]** | Enhancements Lead | Friday 17th October 2025 at 12:00am anywhere on Earth time (12:00 UTC) | week 5 | |
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| v1.35.0-alpha.2 released | Branch Manager | Wednesday 22nd October 2025 | week 6 | |
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| Brace Yourself, Code Freeze is Coming | Comms / Release Signal | Monday 27th October 2025 | week 7 | |
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| Docs deadline — Open placeholder PRs | Docs Lead | Thursday 30th October 2025 | week 7 | |
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| **Begin [Feature blog freeze] - Open placeholder PRs** | Comms Lead | Friday 31st October 2025 at 12:00am anywhere on Earth time (12:00 UTC) | week 7 | |
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| Call for [Exceptions][Exception] | Lead | Monday 3rd November 2025 | week 8 | |
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| v1.35.0-alpha.3 released | Branch Manager | Wednesday 5th November 2025 | week 8 | |
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| **Begin [Code Freeze] and [Test Freeze]** | Branch Manager | Friday 7th November 2025 at 12:00am anywhere on Earth time (12:00 UTC) | week 8 | |
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| **KubeCon NA** | | Monday 10th - Thursday 13th November 2025 | week 9 | |
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| **Begin [Burndown]** (Monday, Wednesday, and Friday meetings) | Lead | Monday 17th November 2025 | week 10 | |
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| Deprecations and Removals blog published | Comms | Monday 17th November 2025 | week 10 | |
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| Docs deadline — PRs ready for review | Docs Lead | Tuesday 18th November 2025 | week 10 | |
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| Release Highlights deadline | Comms | Tuesday 18th November 2025 | week 10 | |
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| v1.35.0-beta.0 released | Branch Manager | Wednesday 19th November 2025 | week 10 | |
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| Release blog ready to review | Comms / Docs | Friday 21st November 2025 at 12:00am anywhere on Earth time (12:00 UTC) | week 10 | |
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| Feature blogs ready to review | Enhancement Owner / SIG Leads | Monday 24th November 2025 | week 11 | |
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| Burndown Meetings daily (Tuesday & Thursday over Slack) | Lead | Monday 24th November 2025 | week 11 | |
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| release-1.35 branch created | Branch Manager | Tuesday 2nd December 2025 | week 12 | |
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| release-1.35 jobs created | Branch Manager | Tuesday 2nd December 2025 | week 12 | |
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| Start final draft of Release Notes | Docs Lead | Tuesday 2nd December 2025 | week 12 | |
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| **[Docs Freeze]** | Docs Lead | Tuesday 2nd December 2025 | week 12 | |
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| v1.35.0-rc.0 released | Branch Manager | Tuesday 2nd December 2025 | week 12 | [1.35-informing], [1.35-blocking], [master-blocking], [master-informing] |
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| Release Highlights complete | Docs Lead | Tuesday 9th December 2025 | week 13 | |
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| v1.35.0-rc.1 released | Branch Manager | Tuesday 9th December 2025 | week 13 | |
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| Release Notes complete — reviewed & merged to https://github.com/kubernetes/kubernetes | Docs Lead | Wednesday 17th December 2025 | week 14 | |
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| **v1.35.0 released** | Branch Manager | Wednesday 17th December 2025 | week 14 | |
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| Release blog published | Comms | Wednesday 17th December 2025 | week 14 | |
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| [Thaw] | Comms | Thursday 18th December 2025 | week 14 | |
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| Feature blog publication starts | Comms | Thursday 18th December 2025 | | |
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## Phases
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Please refer to the [release phases document](../release_phases.md).
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[Production Readiness Freeze]: ../release_phases.md#prr-freeze
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[Enhancements Freeze]: ../release_phases.md#enhancements-freeze
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[Burndown]: ../release_phases.md#burndown
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[Code Freeze]: ../release_phases.md#code-freeze
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[Exception]: ../release_phases.md#exceptions
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[Thaw]: ../release_phases.md#thaw
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[Test Freeze]: ../release_phases.md#test-freeze
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[Docs Freeze]: ../release_phases.md#docs-freeze
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[Feature blog freeze]: ../release_phases.md#feature-blog-freeze
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[master-blocking]: https://testgrid.k8s.io/sig-release-master-blocking#Summary
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[master-informing]: https://testgrid.k8s.io/sig-release-master-informing#Summary
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[1.35-blocking]: https://testgrid.k8s.io/sig-release-1.35-blocking#Summary
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[1.35-informing]: https://testgrid.k8s.io/sig-release-1.35-informing#Summary
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[release-team@]: https://groups.google.com/a/kubernetes.io/g/release-team

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