Can an amendment be signed electronically?

Yes. Electronic signatures are valid if intent, consent, attribution, and reliable record retention are present, per the ESIGN Act (15 U.S.C. §7001) and UETA in most states.

Do amendments need notarization?

Typically no for commercial contract amendments, but state-specific instruments or deeds may require notarization or witnesses; verify local requirements before execution.

What if a signer’s name differs from corporate records?

Name mismatches can raise enforceability issues. Use official corporate names and include an authorization statement or corporate resolution if necessary.

When is attorney review recommended?

Seek counsel for material changes affecting liability, fees, intellectual property, or regulatory compliance to avoid unintended legal exposure.

How should parties store executed amendments?

Store signed copies in a secure, tamper-evident system with an audit trail and backups; follow retention timelines per IRS, HIPAA, or other applicable rules.

Can one party unilaterally amend TOS?

Unilateral amendments require a contract clause granting that right and may still require notice; absent such a clause, mutual agreement and signature are needed.

Electronic Signature
Templates
Legal
Terms of Service Amendment

Terms of Service Amendment

This template is fully customizable. Edit the text, fill out the fields, and send it for signature. Give it a try!

TERMS OF SERVICE AMENDMENT

This Terms of Service Amendment (the "Amendment") is made as of Day: Month: Year: by and between Company Name: with principal place of business at ("Company") and Customer Name: with address at ("Customer").

RECITALS

WHEREAS, the Company and the Customer entered into a Terms of Service or similar agreement originally effective as of Day: Month: Year: (the "Original Agreement");

WHEREAS, the parties desire to amend certain provisions of the Original Agreement as set forth herein in order to clarify rights, obligations, and procedures between the parties; and

WHEREAS, the parties consent to the terms of this Amendment and intend that the modifications set forth shall become effective on the Effective Date specified below.

NOW THEREFORE, in consideration of the mutual promises and covenants contained herein and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties agree as follows:

1. AMENDMENT TO TERMS

1.1 Amendment. Subject to the terms of this Amendment, the Original Agreement is amended as expressly set forth in Section 2 below. Except as expressly modified by this Amendment, all other terms and conditions of the Original Agreement remain in full force and effect. Any conflict between the terms of this Amendment and the Original Agreement shall be resolved in favor of this Amendment.

2. SPECIFIC AMENDMENTS

Sections Affected Detailed Amendment Text

2.1 Replacement and Addition. The language set forth in the Detailed Amendment Text above shall replace, modify, or supplement the corresponding language of the Original Agreement. Where the Detailed Amendment Text adds new provisions, such additions shall be considered part of the Original Agreement as if originally set forth therein.

3. EFFECTIVE DATE

The amendments set forth in this Amendment shall become effective on the Effective Date: Day: Month: Year: .

4. CONSIDERATION

Consideration Description

4.1 Receipt. Each party acknowledges receipt of sufficient consideration for the amendments set forth in this Amendment. The parties agree that the mutual covenants and obligations set forth herein constitute adequate and valuable consideration.

5. REPRESENTATIONS AND WARRANTIES

Each party represents and warrants to the other that: (a) it has the full corporate power and authority to enter into and perform its obligations under this Amendment; (b) the execution, delivery and performance of this Amendment have been duly authorized by all necessary corporate or other action; and (c) this Amendment constitutes a legal, valid and binding obligation enforceable against it in accordance with its terms.

6. NOTICES

6.1 Method. Any notice required or permitted under this Amendment shall be in writing and shall be delivered by personal delivery, nationally recognized overnight courier, certified mail (return receipt requested), or electronic transmission to the addresses set forth below.

Company Notice Address Customer Notice Address

7. GOVERNING LAW; VENUE

This Amendment shall be governed by and construed in accordance with the laws of the State of , without regard to its conflict of law principles. Exclusive venue for any dispute arising under this Amendment shall lie in the state or federal courts located in that State, and the parties submit to the personal jurisdiction of those courts.

8. ENTIRE AGREEMENT; SEVERABILITY; WAIVER

8.1 Entire Agreement. Except as expressly modified by this Amendment, the Original Agreement remains in full force and effect, and together with this Amendment constitutes the entire agreement between the parties with respect to the subject matter hereof, superseding all prior agreements and understandings.

8.2 Severability. If any provision of this Amendment is held to be invalid, illegal or unenforceable in any respect, the invalidity, illegality or unenforceability shall not affect any other provision of this Amendment, which shall remain in full force and effect.

8.3 Waiver. No waiver of any provision of this Amendment shall be effective unless in writing and signed by the party against whom the waiver is asserted. The failure or delay of either party to exercise any right shall not operate as a waiver of such right.

9. AMENDMENTS; COUNTERPARTS

9.1 Amendments. This Amendment may be amended or modified only by a written instrument executed by authorized representatives of both parties.

9.2 Counterparts; Electronic Signatures. This Amendment may be executed in counterparts, each of which shall be deemed an original and all of which together shall constitute one instrument. Signatures transmitted by electronic means (including facsimile or .pdf) shall be deemed originals for all purposes.

10. MISCELLANEOUS

10.1 Interpretation. Section headings are for convenience only and shall not affect construction. Wherever the context requires, the singular shall include the plural and vice versa.

10.2 Survival. All representations, warranties, covenants and obligations contained in the Original Agreement and this Amendment which by their terms survive termination or expiration of the Original Agreement shall survive.

SIGNATURES

The parties have executed this Amendment as of the date first written above.

Company:

By:

Date:

Customer:

By:

Date:

What a Terms of Service Amendment Is and When It Applies

A Terms of Service Amendment is a written modification to an existing terms of service agreement that alters, clarifies, or adds specific rights, obligations, or operational details between a service provider and its users. Typical amendments change scope of services, fees, data handling, notice periods, or dispute-resolution procedures without replacing the original agreement. Amendments are used when parties agree to incremental changes after the original contract is in force; they reference the original agreement, identify affected sections, state the effective date, and are executed by authorized signatories. Properly executed amendments help preserve contractual continuity and reduce ambiguity.

Why a Carefully Drafted Amendment Matters

A clear Terms of Service Amendment prevents misunderstandings, maintains enforceability, and documents mutual consent to changed terms. In U.S. law, electronic amendments can be binding when they meet ESIGN and UETA standards (15 U.S.C. §7001; UETA, 1999). Well-scoped amendments also reduce litigation risk by showing a contemporaneous record of agreement and help organizations meet compliance needs for data, privacy, and consumer disclosures.

Step-by-step: Completing a Terms of Service Amendment

Follow these sequential steps to create a clear, enforceable amendment and reduce processing delays.

01

Reference Original: Cite the original agreement title, date, and section numbers being amended.
02

Describe Changes: State revised language verbatim and identify deleted or replaced clauses.
03

Effective Date: Specify the exact MM/DD/YYYY effective date for the amendment.
04

Execution: Have authorized signatories sign and date; include witness or notary if required.

Core elements to include in a professional amendment

A complete Terms of Service Amendment contains the elements below to ensure clarity, intent, and enforceability.

Preamble

A short opening that identifies the parties, references the original agreement by name and date, and states that this instrument amends that agreement.

Recitals

Contextual sentences that explain the purpose of the amendment and the mutual intent of the parties to modify specific provisions.

Amendment Body

Clear, numbered clauses that state deletions, insertions, or replacements with exact wording for each change to avoid interpretive disputes.

Effect on Agreement

A clause stating that all unchanged provisions remain in full force and that the amendment and original agreement together form the contract.

Execution Block

Signature lines with printed names, titles, dates, and, where needed, witness or notary blocks and corporate acknowledgement language.

Governing Law

Specify the controlling state law and forum for disputes; this affects interpretation and determines whether UETA or state esign law applies.

Essential data fields to collect on the form

Party Names: Full legal names

Entity Type: Corporation, LLC, individual

Original Agreement Date: MM/DD/YYYY

Amendment Effective Date: MM/DD/YYYY

Authorized Signer Title: Officer, CEO, General Counsel

Signature Date: MM/DD/YYYY

Who prepares and signs a Terms of Service Amendment

Confirm authority and signatory limits before routing for signature to avoid invalid execution or delays.

Legal counsel or contracts team: drafts language and reviews risks and consistency with original agreement.
Business owners or product managers: approve operational or commercial changes reflecting business needs.
Authorized officers: sign on behalf of corporate entities per corporate bylaws or authorization records.

How to configure a digital amendment workflow

Set up a digital workflow that enforces signer order, required fields, and authentication to create an auditable execution trail.

Field	Configuration
Signer Order	Sequential signing to ensure approvals in correct order
Required Fields	Make names, dates, and signature blocks mandatory
Authentication	Use email + SMS OTP or stronger methods for verification
Audit Trail	Enable IP, timestamp, and action logging for compliance

Common routing and submission paths for amendments

Decide where executed copies must be stored and which internal teams receive final documents to maintain legal and operational visibility.

Internal Legal: Retain a signed copy in the legal contract repository for counsel access
Business Owner: Send an executed copy to the owning product or account team for implementation
Finance: Notify billing for fee or payment-term changes
Customer: Provide the counterparty with the fully executed amendment

Technical requirements for eSigning and eSubmission

Confirm the platform offers legal-compliance features (audit trail, TLS/AES encryption, and BAA if required) and integrates with your document repository.

Document Formats: PDF and DOCX supported for clean, portable signed copies
Authentication Options: Email link, SMS OTP, or advanced signer ID verification
Retention and Audit: Tamper-evident storage with detailed activity logs

Typical timing and notice expectations for amendments

Amendment timing depends on the parties' agreement and any notice or cure periods set in the original contract; plan execution and distribution accordingly.

Effective Date Rule:

Specify a clear effective date in MM/DD/YYYY format

Notice Period:

Adhere to any contractual notice or cure windows before changes take effect

Execution Deadline:

Set an internal deadline for obtaining all signatures to avoid partial acceptance

Record Distribution:

Deliver executed copies to stakeholders within 72 hours of final signature

Retention Start:

Retention runs from the effective date or last signature, whichever is later

Comparing eSignature providers for executing amendments

Platform selection affects authentication, audit trails, pricing model, and whether a BAA or advanced compliance features are available for certain industries.

	signNow	DocuSign	Adobe Sign	PandaDoc	HelloSign
Starting Price	$8/user/mo	$15/user/mo	$14/user/mo	$19/user/mo	$15/user/mo
Free Trial	7-day free trial	Varies by vendor	Varies by vendor	Varies by vendor	Varies by vendor
Bulk Send	Yes (Premium+)	Varies by plan	Varies by plan	Varies by plan	Varies by plan
Audit Trail	Yes	Yes	Yes	Yes	Yes
HIPAA Compliant	Yes	Yes	Yes	No	No
Envelope Cap	No cap	100 envelopes/user/year	Varies by plan	Varies by plan	Varies by plan

Common preparation mistakes to avoid

Referencing incorrect sections or outdated clause numbers that create ambiguity over which language controls.
Using informal language or track changes in final document rather than clean replacement text that judges or arbitrators can parse.
Failing to confirm signer authority or corporate approval which can render the amendment unenforceable.
Skipping a required consumer disclosure or consent step in regulated contexts, risking noncompliance with ESIGN or sector rules.

Potential risks and legal consequences of faulty amendments

Unenforceability: Court may decline to enforce

Breach Claims: Counterparty may allege material breach

Regulatory Fines: Sector regulators may impose penalties

Reputational Harm: Customer trust can erode quickly

Operational Disruption: Delayed implementation of changes

Data Exposure: Noncompliant data handling risk

Real-world examples of common amendment scenarios

Two concise examples illustrate typical amendment uses and outcomes.

Subscription Change

A SaaS provider amends billing terms to add a usage surcharge

The amendment specifies the surcharge formula and effective date
Both parties signed electronically and retained the audit trail, enabling seamless billing updates without re-executing the full master agreement.

Privacy Update

A healthcare vendor updates data-processing language to reflect new HIPAA procedures

The amendment attaches a BAA and effective date
Signatures from both parties and the BAA ensured continued operational access while meeting 45 CFR §164.530(j) retention expectations.

Frequently asked questions about Terms of Service Amendments

Answers to frequent execution and enforceability questions to help avoid common pitfalls and speed processing.

Need help? Contact support

Can an amendment be signed electronically?
Yes. Electronic signatures are valid if intent, consent, attribution, and reliable record retention are present, per the ESIGN Act (15 U.S.C. §7001) and UETA in most states.
Do amendments need notarization?
Typically no for commercial contract amendments, but state-specific instruments or deeds may require notarization or witnesses; verify local requirements before execution.
What if a signer’s name differs from corporate records?
Name mismatches can raise enforceability issues. Use official corporate names and include an authorization statement or corporate resolution if necessary.
When is attorney review recommended?
Seek counsel for material changes affecting liability, fees, intellectual property, or regulatory compliance to avoid unintended legal exposure.
How should parties store executed amendments?
Store signed copies in a secure, tamper-evident system with an audit trail and backups; follow retention timelines per IRS, HIPAA, or other applicable rules.
Can one party unilaterally amend TOS?
Unilateral amendments require a contract clause granting that right and may still require notice; absent such a clause, mutual agreement and signature are needed.

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