Provision record
Substack · Substack Terms of Use · View original document ↗

Amendments Must Be in Writing and Signed

Medium severity Explicit document language Common · 297 of 352 platforms
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This analysis describes what Substack's agreement states, permits, or reserves. It does not constitute a legal determination about enforceability. Regulatory applicability and practical outcomes may vary by jurisdiction, enforcement context, and individual circumstances. Read our methodology

Clause Stability Stable

0
Changes
3
Months Monitored
Jul 10, 2026
First Seen
Jul 10, 2026
Last Seen
This clause type exists across 6356 other provisions on other platforms.

How other platforms handle this

ActiveCampaign Medium

You must book your session for a date and time within thirty (30) days of the date of purchase, or if you are onboarding with ActiveCampaign for the Services, then within thirty (30) days after your onboarding is complete...

Leonardo AI Medium

If you do not agree to the amendment, you may close your Account and cancel your Subscription with effect from the date of the change in these Terms by providing written notice to us.

Revolut Medium

To meet our legal and regulatory requirements we, or someone acting for us, might sometimes need to ask for more information... Please provide this information quickly so that there is no disruption to your account...

See all platforms with this clause type →
▸ View Original Clause Language DOCUMENT RECORD
"
no other amendment or modification of these Terms will be effective unless in writing and signed by both you and us.

Excerpt from Substack's Terms of Use

Provision details

Document information
Document
Substack Terms of Use
Entity
Substack
Document last updated
May 5, 2026
Tracking information
First tracked
May 21, 2026
Last verified
May 21, 2026
Record ID
CA-P-029411
Document ID
CA-D-00177
Evidence Provenance
Source URL
Wayback Machine
Content hash (SHA-256)
d2d135642274ee5eac38277ac41a146ef9980ab32b5eaa9fe939658be5f65972
Analysis generated
May 21, 2026 01:31 UTC
Methodology
Evidence
✓ Snapshot stored   ✓ Hash verified
Citation Record
Entity: Substack
Document: Substack Terms of Use
Record ID: CA-P-029411
Captured: 2026-05-21 01:31:22 UTC
SHA-256: d2d135642274ee5e…
URL: https://conductatlas.com/platform/substack/substack-terms-of-use/provision/CA-P-029411/amendments-must-be-in-writing-and-signed/
Accessed: Aug. 2, 2026
Permanent archival reference. Stable identifier suitable for legal filings, compliance documentation, and research citation.
Classification
Severity
Medium
Categories

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Frequently Asked Questions

What does Substack's Amendments Must Be in Writing and Signed clause do?

The clause states: “no other amendment or modification of these Terms will be effective unless in writing and signed by both you and us.”

How many platforms have this type of clause?

ConductAtlas has identified this type of provision across 297 platforms. See the full comparison.

Is ConductAtlas affiliated with Substack?

No. ConductAtlas is an independent monitoring service. We are not affiliated with, endorsed by, or sponsored by Substack.