Are Side Loan Agreements enforceable electronically?

Yes. Electronic signatures are enforceable under the federal ESIGN Act (15 U.S.C. ch. 96) and UETA in most states, provided the signature demonstrates intent and the record is retained in retrievable form.

When is notarization required?

Notarization is generally not required for a contract to be valid, but it may be required to record security instruments, attach a self-proving affidavit, or satisfy state-specific formalities to perfect collateral.

Do I need to file a UCC-1 financing statement?

File a UCC-1 to perfect a security interest in most jurisdictions; perfection secures priority against other creditors and should be done in the appropriate state filing office.

How does interest reporting work?

Interest paid to individuals or non-corporate entities may trigger Form 1099-INT or 1099-NEC reporting; issue recipient copies by Jan 31 and file with the IRS per standard deadlines.

Can I amend a Side Loan Agreement later?

Yes. Amendments should be in writing, signed by all parties, and ideally reference the original agreement, include effective date, and preserve prior security perfection steps or re-file UCC-1 if collateral terms change.

What happens if party names differ?

Mismatched legal names can impair enforceability; correct errors before execution or attach corporate documents showing name variations and obtain authoritative signatures with title and date.

Electronic Signature
Templates
Finance
Side Loan Agreement

Side Loan Agreement

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

SIDE LOAN AGREEMENT

Parties

Lender (Full legal name) Lender Address Lender Contact Borrower (Full legal name) Borrower Address Borrower Contact

Recitals

This Side Loan Agreement (the "Agreement") is made effective as of between Lender and Borrower. Lender agrees to make and Borrower agrees to accept a loan subject to the terms set forth below.

Definitions

Capitalized terms used in this Agreement have the following meanings: "Loan" means the principal amount advanced by Lender as described below; "Maturity Date" means the date on which all outstanding principal and accrued interest are due; "Default" means an Event of Default described in Section Events of Default.

Loan Terms

Principal Amount: $ . The Loan shall be advanced in a single disbursement unless otherwise agreed in writing.

Interest Rate: per annum, calculated on the actual number of days elapsed over a 365-day year, unless otherwise specified herein.

Term / Maturity: The Loan shall mature on or before (the "Maturity Date").

Repayment Schedule (summary) Regular Payment Amount First Payment Date Repayment Schedule Details

Prepayment; Fees

Prepayment: Borrower may prepay the Loan in whole or in part without penalty (check if applicable). If prepayment penalty applies, amount: $

Late Fee: If any payment is not received within days of its due date, a late fee of $ or of the overdue amount, whichever is greater, shall apply.

Security; Guaranty

Security Type: Secured Unsecured

Collateral Description (if secured) Guarantor (if any)

Representations and Warranties

Each party represents and warrants to the other that: (a) it is duly organized and in good standing under applicable law; (b) the execution and delivery of this Agreement and the performance of its obligations hereunder have been duly authorized; and (c) this Agreement constitutes a valid and binding obligation enforceable in accordance with its terms, subject to bankruptcy and insolvency laws and general equity principles.

Events of Default; Remedies

Events of Default include, without limitation: failure to pay principal or interest when due; breach of any covenant or representation; insolvency, liquidation or appointment of a receiver with respect to a party; or any other event that materially impairs the ability to perform. Upon Event of Default, Lender may declare the entire unpaid principal and accrued interest immediately due and payable and exercise all rights and remedies available under this Agreement and applicable law.

Costs; Attorneys' Fees

Borrower agrees to pay reasonable costs and expenses, including attorneys' fees, incurred by Lender in enforcing this Agreement following an Event of Default, to the extent permitted by law.

Notices

All notices under this Agreement shall be in writing and delivered to the addresses set forth below or to such other address as either party may designate by notice. Notices shall be deemed given when delivered personally, sent by certified mail (return receipt requested), or sent by nationally recognized overnight courier.

Notice Address for Lender Notice Address for Borrower

Governing Law; Miscellaneous

This Agreement shall be governed by and construed in accordance with the laws of the state of without regard to principles of conflicts of law. This Agreement constitutes the entire agreement between the parties with respect to the subject matter herein and may be amended only by a written instrument signed by both parties.

Additional Terms or Notes

Lender Name:

By:

Date:

Borrower Name:

By:

Date:

What a Side Loan Agreement Is and when it’s used

A Side Loan Agreement is a written contract that documents a loan made alongside a primary financing arrangement, often between a related party, affiliate, or third-party lender and the borrower. It records principal, interest, repayment schedule, collateral or guarantees, and conditions that differ from or supplement the primary loan. Parties use it to clarify separate obligations, coordinate repayment priority, and memorialize terms that should remain distinct from the main loan documents while preserving enforceability and audit trails for accounting and regulatory purposes.

Why a clear Side Loan Agreement matters

A clear, signed Side Loan Agreement reduces ambiguity about payment priority, interest accrual, and security interests, and helps prevent disputes between creditors and related parties. It provides a written record for auditors, lenders, and tax reporting, and supports enforcement in the event of default or insolvency.

Essential parts to include in a professional Side Loan Agreement

These six elements form the structural core of a Side Loan Agreement and help ensure the document is complete, enforceable, and operational for both parties.

Parties

Identify lender and borrower using full legal entity names, business type, and principal address; include authorized signatory names and titles.

Loan Amount

State the exact principal amount in dollars, currency, and rounding rules; indicate whether advances are single or in tranches and any funding conditions.

Interest Rate

Specify rate type (fixed or variable), calculation method (simple or compounded), reference indices, and any caps, floors, or default interest rates.

Term & Repayment

Define maturity date, repayment schedule (installments or balloon), grace periods, prepayment rights, and acceleration triggers for default.

Security or Guarantees

Describe collateral (if any), guarantor identity, perfection steps (e.g., UCC-1 filing), and remedies available upon default.

Representations & Covenants

Include borrower and lender promises, affirmative and negative covenants, events of default, notice procedures, and governing law provisions.

Required fields to capture in the Side Loan Agreement

Borrower Name: Full legal name

Lender Name: Full legal name

Principal Amount: Dollar amount

Interest Rate: Rate and basis

Repayment Dates: Schedule summary

Governing State: Chosen jurisdiction

Step-by-step: completing a Side Loan Agreement

Follow these steps in order to prepare a clear and enforceable agreement and reduce the need for revisions or legal review.

01

Gather documents: Collect IDs, corporate resolutions, and existing loan agreements.
02

Draft terms: Set principal, rate, term, and security terms in plain language.
03

Review for conflicts: Check against primary loan for subordination or priority conflicts.
04

Execute and record: Sign, notarize if required, and file UCC-1 if collateral exists.

Configuring an online workflow for the Side Loan Agreement

Set up a digital route to collect signatures, apply required authentication, and preserve an audit trail for compliance and future audits.

Field	Configuration
Signature Field	Specify signer, required, date-stamp enabled
Authentication	Email plus SMS code or KBA as needed
Attachments	Require upload of ID or corporate resolution
Retention	Enable PDF certificate and audit trail

Where to send or file a completed Side Loan Agreement

After execution, route copies to the parties, counsel, and any filing authorities required to perfect security interests or record priority.

Borrower: Provide a fully signed copy for records
Lender: Keep original for loan servicing and audits
Filing Office: File UCC-1 with state Secretary of State if secured
Accounting: Send to finance for interest reporting

Digital signing and distribution considerations

Use an eSignature workflow that supports clear signer authentication, tamper-evident signed PDFs, and an audit trail to document intent and attribution.

File formats: PDF, DOCX supported
Integrations: Salesforce, NetSuite, Google Workspace
Compliance: ESIGN, UETA, AES/BAA options

Preserve the signed PDF and certificate of completion; ensure backups and controlled access for audit and regulatory compliance.

Key penalties and legal risks of an incorrect or incomplete agreement

Unenforceability: May invalidate lender remedies

Tax exposure: Misreported interest triggers penalties

Priority disputes: Security interest may lose priority

Contract breach: Acceleration and collection costs

Regulatory fines: Industry-specific penalties possible

Reputational harm: Business relationships affected

Common preparation mistakes to avoid

Vague repayment terms that omit exact dates or amounts, leading to disagreements about when and how much is due.
Failing to check the primary loan for subordination or cross-default clauses that conflict with the side loan’s terms.
Missing or inconsistent party names and signatory authority, which can delay enforcement and perfection steps.
Neglecting to perfect collateral (UCC-1), leaving the lender unsecured or with diminished priority upon borrower insolvency.

Timing and reporting considerations triggered by a Side Loan Agreement

Certain deadlines and reporting requirements may apply depending on interest paid, withholding, or collateral filings; plan for these to avoid penalties.

Provide W-9 on request:

No fixed deadline — submit when payer requests

Form 1099-INT/1099-NEC:

Issue recipient by Jan 31 for interest or nonemployee compensation

UCC-1 filing:

File promptly to perfect security interest

Tax return deadline:

Follow standard federal dates (e.g., Form 1040 Apr 15)

RON or notary recording:

Retain recording or journal per state rules

Key milestones in the Side Loan Agreement lifecycle

Track these numbered milestones from negotiation through post-execution steps to ensure enforceability and correct recording.

01

Negotiation Complete

Final terms agreed and drafted for execution.

02

Execution

All parties sign, date, and notarize as required.

03

Perfection

File UCC-1 or other instruments to perfect collateral.

04

Reporting & Retention

Complete tax reporting and store executed files securely.

Who typically signs a Side Loan Agreement

Lender Rep

An authorized signatory (e.g., CFO or loan officer) must sign with title and date; corporate lenders should attach evidence of authorization such as a board resolution.

Borrower Rep

A borrower’s authorized officer or partner signs and provides capacity information; failure to show signing authority can render the agreement unenforceable.

Real-world examples of Side Loan Agreement use

These examples illustrate common scenarios where a Side Loan Agreement clarifies separate lending arrangements.

Startup Bridge Loan

A seed investor provides a short-term bridge loan to the company while a primary term sheet is negotiated.

Investor funds bridge financing to cover runway.
The Side Loan Agreement specifies interest, conversion rights, and repayment priority relative to the anticipated Series A financing and documents investor remedies on default.

Affiliate Intercompany Loan

A parent company loans funds to an affiliate for working capital while preserving the affiliate’s existing bank facility terms.

Loan is unsecured or subordinated.
The agreement documents repayment, intercompany interest, and confirms that the side loan does not breach covenants under the affiliate’s main credit agreement.

Exporting, saving, and supporting documents

Preserve signed Side Loan Agreements in standard formats and include supporting documents for clarity and legal backup.

Signed PDF

Save the final signed copy as a tamper-evident PDF with an embedded certificate of completion for audit purposes.

Word DOCX

Keep an editable DOCX version for future amendments and to track redlines and negotiation history.

Supporting Attachments

Attach board resolutions, guaranty agreements, security descriptions, and UCC-1 filings as exhibits to the agreement.

Secure Backup

Store encrypted copies in document repositories with access controls and versioning.

Practical tips for accurate and efficient completion

Apply these practical safeguards to reduce errors, speed execution, and preserve enforceability.

Confirm authority and names

Verify signatory authority and use the exact legal entity names on formation documents to avoid later challenges to execution and title issues.

Be explicit about priority

State whether the side loan is subordinate, pari passu, or senior to other indebtedness and reference any intercreditor agreements to avoid priority disputes.

Document perfection steps

If secured, describe and complete perfection actions (UCC-1 filings, lien searches). Record filing dates and jurisdictions in a checklist.

Use digital audit trails

Capture signer intent, IP address, timestamps, and certificate of completion when eSigning to strengthen attribution and evidentiary value.

eSignature vendor comparison for signing Side Loan Agreements

Overview of common vendor criteria and pricing tiers to consider when selecting an eSignature provider for legally binding loan documents; signNow is listed first for comparison.

	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	Varies	Varies	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 envelope cap	100 envelopes/user/year	Varies by plan	Varies by plan	Varies by plan

Frequently asked questions about Side Loan Agreements

Answers to common questions about enforceability, eSigning, notarization, tax reporting, and amendments to Side Loan Agreements.

Need help? Contact support

Are Side Loan Agreements enforceable electronically?
Yes. Electronic signatures are enforceable under the federal ESIGN Act (15 U.S.C. ch. 96) and UETA in most states, provided the signature demonstrates intent and the record is retained in retrievable form.
When is notarization required?
Notarization is generally not required for a contract to be valid, but it may be required to record security instruments, attach a self-proving affidavit, or satisfy state-specific formalities to perfect collateral.
Do I need to file a UCC-1 financing statement?
File a UCC-1 to perfect a security interest in most jurisdictions; perfection secures priority against other creditors and should be done in the appropriate state filing office.
How does interest reporting work?
Interest paid to individuals or non-corporate entities may trigger Form 1099-INT or 1099-NEC reporting; issue recipient copies by Jan 31 and file with the IRS per standard deadlines.
Can I amend a Side Loan Agreement later?
Yes. Amendments should be in writing, signed by all parties, and ideally reference the original agreement, include effective date, and preserve prior security perfection steps or re-file UCC-1 if collateral terms change.
What happens if party names differ?
Mismatched legal names can impair enforceability; correct errors before execution or attach corporate documents showing name variations and obtain authoritative signatures with title and date.

be ready to get more

Join over 28 million airSlate SignNow users

Sign Now