[BUG] Subscription Plan Change

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

Subject: Account reverted to Free before subscription end date + missing credit

• Email: [trunglnm@ponos-tech.com] (personal part)
• Issue 1: Cancelled Max plan, confirmation email states access until May 11, 2026

but account now shows as Free tier immediately

• Issue 2: Billing tab inaccessible in Settings
• Action requested: Restore access until May 11, 2026
• Evidence:

<img width="1002" height="489" alt="Image" src="https://github.com/user-attachments/assets/4459d8d4-9f31-43c5-948a-6826fab08231" />
<img width="605" height="462" alt="Image" src="https://github.com/user-attachments/assets/bff81d0c-e121-464d-97d1-7479428946a1" />

What Should Happen?

• Restore access until May 11, 2026

Error Messages/Logs

Steps to Reproduce

1. already register subscription (claude max5x) for personal
2. team invite (from organization) accept on same email account
3. cancel subscription for personal
4. receive email valid usage until time (as attachment)
5. downgrade tier and can not access billing - also can not use max5x as email describe

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.112 (Claude Code)

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

VS Code integrated terminal

Additional Information

_No response_