[SamJamCul]

We're only going to send emails from forms-runner using TLS, so the MOU and NCA have been updated to reflect this.

What problem does this pull request solve?

Trello card: https://trello.com/c/rCFFYttF/3336-require-tls-for-sending-submissions-to-mailboxes

Things to consider when reviewing

• Ensure that you consider the wider context.
• Does it work when run on your machine?
• Is it clear what the code is doing?
• Do the commit messages explain why the changes were made?
• Are there all the unit tests needed?
• Do the end to end tests need updating before these changes will pass?
• Has all relevant documentation been updated?

[Copilot]

🟢 Approval recommended

No active review issues block the documentation updates clarifying mandatory TLS requirements for submission emails.

No open issues 🎉

What changed in this PR

Updates GOV.UK Forms agreements and mailbox guidance to reflect mandatory TLS for submission emails from forms-runner. This PR documents the delivery requirement; it does not change email-sending behaviour.

Changes:

• Clarifies that form responses will not be delivered to mail servers without TLS support.
• Updates agreement dates and advances the non-crown agreement to NCP1.2.
• Preserves the previous MOU as a version 4 partial.

File	Description
config/​locales/​en.yml	Adds the TLS requirement to receiving-inbox guidance.
app/​views/​mou_signatures/​_non_crown_agreement_version_current.html.erb	Updates the non-crown agreement’s version, date, and TLS terms.
app/​views/​mou_signatures/​_mou_version_current.html.erb	Updates the MOU’s date and mandatory TLS wording.
app/​views/​mou_signatures/​_mou_version_4.html.erb	Archives the previous MOU wording.

_{Review effort: Balanced}

[github-actions]

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