Can I sign this electronically?

Yes. Electronic signatures are legally valid under the ESIGN Act (15 U.S.C. §7001) and UETA when intent, consent, attribution, and retention are present. Consumer-facing records may require a clear disclosure under ESIGN §7001(c).

Is notarization required for validity?

Not usually for contract amendments, but specific transactions (property-related or statutory forms) may require notarization or witnesses under state law; verify local requirements before execution.

What if a signer uses a different name?

Mismatched signer names can delay enforcement or payment. Ensure the signer uses the exact legal name from organizational records or attach evidence linking name variants to the authorized signer.

How do I cancel or revoke an amendment?

A party should execute a written and signed revocation or mutually agreed replacement amendment. For electronic agreements, follow the same signature standards and preserve the revocation evidence.

How should I store executed copies?

Retain signed files in encrypted storage with an audit trail. Use TLS 1.2/1.3 in transit and AES-256 at rest; include certificate of completion metadata for each executed file.

When is legal review recommended?

Seek counsel if the added day changes liability, indemnity, scope significantly, or affects regulatory compliance. For fees or complex terms, a brief review reduces downstream risk.

Electronic Signature
Templates
Miscellaneous
Additional Day Service Agreement

Additional Day Service Agreement

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

ADDITIONAL DAY SERVICE AGREEMENT

This Additional Day Service Agreement (the "Agreement") is made effective as of by and between:

Client Name: Client Address: Service Provider Name: Service Provider Address:

WHEREAS

WHEREAS, the parties previously entered into a Services Agreement titled "" dated (the "Original Agreement");

WHEREAS, the Client requires additional service days beyond those specified in the Original Agreement, and the Provider has capacity and willingness to supply such additional days under the terms set forth herein; and

WHEREAS, the parties desire to memorialize the terms and conditions governing the provision and payment for the additional day(s) of service as an amendment to the Original Agreement;

SCOPE OF ADDITIONAL SERVICES

The Provider shall provide the additional services described below (the "Additional Services"). The Additional Services are supplemental to, and governed by, the terms of the Original Agreement except as expressly modified by this Agreement.

Describe Additional Services (include dates, locations, deliverables):

PAYMENT TERMS

In consideration for the Additional Services, the Client shall pay the Provider as follows:

Total Additional Fee (per day or flat as applicable): Billing Schedule and Payment Method: Late Payment Fee:

Any undisputed amount not paid within days of the invoice due date shall bear interest at per month (or the maximum permitted by law, if less). Client shall also be responsible for reasonable collection costs and attorneys' fees incurred by Provider to collect overdue amounts.

TERM AND TERMINATION

This Agreement shall commence on and shall terminate on unless earlier terminated in accordance with this Section.

Either party may terminate this Agreement for cause upon written notice if the other party materially breaches any obligation hereunder and fails to cure such breach within days of receipt of written notice. Either party may terminate without cause by providing at least days' prior written notice to the other party.

Termination of this Agreement shall not relieve Client of its obligation to pay for Additional Services performed prior to the effective date of termination or for non-cancellable commitments made by Provider in good faith to perform this Agreement.

CONFIDENTIALITY

"Confidential Information" means any non-public information disclosed by one party to the other that is designated as confidential or that reasonably should be understood to be confidential. Each party agrees to (i) hold Confidential Information in confidence using at least the same degree of care it uses to protect its own confidential information, (ii) use Confidential Information solely to perform its obligations under this Agreement, and (iii) not disclose Confidential Information to any third party except to the extent necessary for performance or as required by law. Confidential Information does not include information that is publicly known, rightfully received from a third party without breach, independently developed, or required to be disclosed by law or court order (provided the disclosing party is given prompt notice where permitted and reasonable assistance to limit disclosure).

GOVERNING LAW

This Agreement shall be governed by and construed in accordance with the laws of the State of without regard to its conflicts of law principles. Venue for any dispute arising out of this Agreement shall be the state or federal courts located within that State, and each party hereby consents to personal jurisdiction therein.

ENTIRE AGREEMENT

This Agreement, together with the Original Agreement as modified herein, constitutes the entire agreement between the parties with respect to the subject matter hereof and supersedes all prior and contemporaneous agreements, understandings, negotiations and discussions, whether written or oral. No amendment or modification of this Agreement shall be binding unless in writing and signed by both parties. In the event of any inconsistency between this Agreement and the Original Agreement, the terms of this Agreement shall control with respect to the Additional Services.

MISCELLANEOUS

If any provision of this Agreement is held invalid or unenforceable, the remaining provisions shall continue in full force and effect. The parties acknowledge that they have had the opportunity to review this Agreement with counsel and that any rule construing ambiguities against the drafter shall not apply.

Client

Printed Name:

By:

Date:

Title:

Service Provider

Printed Name:

By:

Date:

Title:

What the Additional Day Service Agreement Is

An Additional Day Service Agreement is a brief contractual amendment that documents one or more extra days of service added to an existing service contract or statement of work. It records the additional scope, dates, compensation or rate adjustments, and any revised deliverables or milestones. The document ties the extension to the original agreement, identifies affected parties, and sets an effective date so billing, insurance, and performance obligations are clear and enforceable.

Why Use an Additional Day Service Agreement

Using a written agreement reduces disputes by clarifying scope, payment, timing, and liability for the added day(s). It preserves audit trails, supports invoicing adjustments, and creates a legal record if performance or warranty issues arise.

Who Typically Prepares and Signs This Agreement

Common signers include vendors, contractors, project managers, and client representatives responsible for scope or billing approvals.

Contractors and subcontractors who need documented extra labor or site access for a single additional day.
Project managers who must update schedules, deliverables, or milestone dates for the client and internal teams.
Finance or accounts payable staff who require written authorization to adjust invoices or issue change-order billing.

Tailor signer roles to your internal approval matrix and to any client-side authorization rules before execution.

Core Elements to Include in a Professional Amendment

A concise, well-structured Additional Day Service Agreement contains defined parties, clear description of added service days, payment terms, effective and termination dates, a short reference to the original contract, and signature blocks for authorized representatives.

Parties

Full legal names and entity types for each party, matching the original contract to avoid ambiguity and ensure enforceability.

Scope

Precise description of the additional day(s) of service, location, and work to be performed so deliverables and expectations are unambiguous.

Dates

List the specific calendar date(s) added and, if applicable, any start and end times tied to those days.

Compensation

State flat fees, hourly rates, or expense reimbursement for the added day(s), and the invoice or payment schedule to be used.

Relationship to Original

Reference the original agreement by title and date and state that all other terms remain unless expressly changed.

Authorization

Signature blocks with printed names, titles, dates, and, if required, notary or witness lines for added authentication.

Essential Information to Capture

Effective Date: MM/DD/YYYY

Parties: Full legal names

Service Days: Specific calendar dates

Payment Terms: Rate, invoice timing

Reference: Original contract title

Signatures: Authorized signer names

Step-by-Step: Prepare and Execute the Amendment

Follow a simple sequence to prepare, approve, and store the Additional Day Service Agreement to reduce processing delays and preserve auditability.

01

Draft: Prepare the amendment referencing the original contract.
02

Review: Obtain approvals from project and finance owners.
03

Sign: Execute using authorized signatures or electronic signing.
04

Record: File the executed amendment with contract records and billing.

Configuring an Electronic Workflow for This Agreement

Set up a digital workflow that matches your approval sequence and preserves an audit trail for the additional day amendment.

Field	Configuration
Template Name	Use a clear name including 'Additional Day' for reuse
Signer Order	Choose sequential or parallel signing based on approvals
Authentication	Select email link or stronger ID check if required
Reminder Schedule	Set automated reminders to reduce signing delays

Where to Send the Executed Agreement

Distribute copies to internal and external stakeholders and update billing and contract repositories to reflect the added day(s).

Client: Send the fully executed copy to the client contact for their records.
Accounts: Provide billing with the executed amendment to trigger invoice adjustments.
Project Files: Attach the executed amendment to the project folder or contract management system.
Legal/Compliance: Route a copy to legal if the change affects terms or liability.

Digital Signing and File Format Considerations

Use a platform that supports common file formats (PDF, DOCX) and preserves an audit trail and tamper-evident signed files.

File Formats: PDF and Word DOCX supported
Integrations: Connect to CRM and cloud storage
Security: TLS and AES encryption

Ensure the e-signature provider can export a certificate of completion and retains signed copies with encryption; integrations (CRM, cloud storage) streamline routing and recordkeeping.

Key Timeframes and Internal Deadlines

Track execution and processing deadlines to keep billing, staffing, and compliance aligned with the added day(s) of service.

Execution Before Service:

Aim to finalize the amendment before the added service date when feasible.

Billing Adjustment Window:

Submit to accounts within 5 business days after execution for timely invoicing.

Dispute Window:

Allow 30 days for client questions or dispute submission after delivery of services.

Internal Processing:

Update project schedules within 7 business days after execution.

Record Retention:

Archive the signed amendment per retention rules listed below.

Common Preparation and Execution Mistakes

Leaving the added day described vaguely (for example, 'an extra day') rather than listing exact calendar date(s) creates scope disputes and billing delays.
Failing to reference the original contract by title and date can make it unclear which master agreement the amendment modifies.
Missing authorized signatures or relying on initials where full signature is required leads to enforceability challenges and can void billing approvals.
Neglecting to notify accounts payable or project teams causes missed invoice adjustments and staffing or scheduling conflicts on the added date.

Risks and Potential Consequences of Errors

Breach Claims: Unclear scope can lead to breach disputes

Invoice Rejection: Missing authorization may cause payment delays

Regulatory Exposure: HIPAA or industry rules may be implicated

Audit Issues: Poor records hamper internal and external audits

Supplies/Logistics: Operational shortfalls if schedule not updated

Reputational Harm: Client trust may be damaged by errors

eSignature Pricing and Capabilities — signNow First

A quick comparison of starting prices and common capabilities for eSignature vendors used to execute and store amendments; signNow is listed first per table convention.

	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	Yes, varies	Yes, varies	Yes, varies	Yes, varies
Bulk Send	Yes	Yes	Yes	Yes	No
Audit Trail	Yes	Yes	Yes	Yes	Yes
HIPAA Compliant	Yes	Yes	Yes	No	No
Envelope Cap	No cap	100 env/user/yr	Varies	Varies	Varies

Frequently Asked Questions and Practical Answers

Answers to common questions about electronic execution, notarization, revocation, and secure storage of Additional Day Service Agreements.

Need help? Contact support

Can I sign this electronically?
Yes. Electronic signatures are legally valid under the ESIGN Act (15 U.S.C. §7001) and UETA when intent, consent, attribution, and retention are present. Consumer-facing records may require a clear disclosure under ESIGN §7001(c).
Is notarization required for validity?
Not usually for contract amendments, but specific transactions (property-related or statutory forms) may require notarization or witnesses under state law; verify local requirements before execution.
What if a signer uses a different name?
Mismatched signer names can delay enforcement or payment. Ensure the signer uses the exact legal name from organizational records or attach evidence linking name variants to the authorized signer.
How do I cancel or revoke an amendment?
A party should execute a written and signed revocation or mutually agreed replacement amendment. For electronic agreements, follow the same signature standards and preserve the revocation evidence.
How should I store executed copies?
Retain signed files in encrypted storage with an audit trail. Use TLS 1.2/1.3 in transit and AES-256 at rest; include certificate of completion metadata for each executed file.
When is legal review recommended?
Seek counsel if the added day changes liability, indemnity, scope significantly, or affects regulatory compliance. For fees or complex terms, a brief review reduces downstream risk.

be ready to get more

Join over 28 million airSlate SignNow users

Sign Now