How do I get an EIN online?

Use the IRS online EIN assistant to apply if you have a valid Responsible Party SSN/ITIN and a U.S. address. Online applications typically provide an EIN immediately; retain the confirmation notice for banking and tax records.

Who must be listed as the Responsible Party?

List the individual who controls the entity’s funds and assets—commonly an owner, general partner, or corporate officer. The Responsible Party’s SSN or ITIN is required on the form unless another EIN already exists and is acceptable.

Can I sign the SS-4 electronically?

Electronic signatures are legally valid under the ESIGN Act (15 U.S.C. ch. 96) and UETA where adopted, provided intent, consent, attribution, and record retention requirements are met. For consumer-facing or sensitive submissions, ensure you follow ESIGN consumer-disclosure rules.

Is there a fee to obtain an EIN?

No fee is charged by the IRS when you apply directly for an EIN. Fees may arise from third-party services, notary charges, attorney review, or premium filing services.

What if the IRS rejects or flags the SS-4?

If the IRS requests additional information or rejects the form, respond promptly with clarifying documents and accurate Responsible Party data to avoid delays and potential secondary review.

How should I store the EIN confirmation?

Retain the EIN confirmation letter with corporate records permanently. Store a digital copy with secure encryption, an audit trail, and access controls in accordance with record-retention obligations.

Electronic Signature
Templates
Miscellaneous
Business Registration SS-4 Document

Business Registration SS-4 Document

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

BUSINESS REGISTRATION SS-4 DOCUMENT

This Business Registration SS-4 Document (the Agreement) is entered into by and between the parties identified below for the purpose of preparing and filing a business registration and employer identification number application and related filings, and establishing the terms of professional services and payment.

Parties

Service Provider Name:

Service Provider Business Name Service Provider Address

Client Name:

Client Business Name Client Business Address

WHEREAS

WHEREAS, the Client requires professional assistance to prepare and submit a business registration and employer identification application, and related filings and documentation; and

WHEREAS, the Service Provider possesses the experience and authority to prepare, review, and file such documents on behalf of the Client and to act as the Client's authorized representative for limited filing purposes; and

WHEREAS, the parties wish to set forth the scope, payment, confidentiality, term, and governing law provisions applicable to the engagement.

Business to be Registered

Legal Business Name DBA / Trade Name (if any) Business Physical Address

Date Business Began or Will Begin Operations:

Entity Type (check applicable)

Sole Proprietorship Partnership Corporation LLC Other:

Primary Purpose for Registration (check applicable)

New business start-up Banking / accounts Hiring employees Compliance / licensing Other:

Scope of Work

The Service Provider will perform the following services, as selected and agreed by the parties. The scope below is intended to describe the core deliverables; additional tasks will require written amendment.

Payment Terms

Total Professional Fee:

Payment Schedule Late Payment Fee

All amounts due under this Agreement are exclusive of taxes; Client is responsible for any taxes arising from the services unless otherwise stated in writing.

Term and Termination

Term Start Date: Term End Date:

Termination Notice Period

Either party may terminate this Agreement for cause upon material breach by the other party if such breach remains uncured after the expiration of the notice period set forth above. Termination shall not relieve the Client of obligation to pay fees accrued through the effective date of termination.

Confidentiality

Each party agrees that all non-public, confidential, or proprietary information disclosed by one party to the other in connection with the services (Confidential Information) shall be held in confidence, used solely for purposes of performing this Agreement, and not disclosed to third parties without prior written consent, except as required by law. Confidential Information does not include information that is or becomes publicly available through no breach of this Agreement or that was independently developed by the receiving party.

Authorization and Certification

The Client hereby authorizes the Service Provider to prepare, sign where permitted, and file the business registration and employer identification number application and related forms on the Client's behalf. The Client certifies that the information provided to the Service Provider is true, accurate, and complete to the best of the Client's knowledge and that the signatory has authority to bind the Client.

Capacity of Signatory (check one)

Owner Officer Partner Authorized Representative Other:

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.

Entire Agreement

This Agreement constitutes the entire agreement between the parties with respect to the subject matter hereof and supersedes all prior understandings, proposals, and communications, whether written or oral. Any modification or amendment must be in writing and signed by both parties.

If any provision of this Agreement is held invalid or unenforceable, the remaining provisions shall continue in full force and effect.

Acknowledgment

By signing below, each party acknowledges that they have read this Agreement, understand its terms, and have authority to execute this Agreement on behalf of the entity identified.

Service Provider — Print Name:

By (Signature):

Date:

Client — Print Name:

By (Signature):

Date:

What the Business Registration SS-4 Document Is

The Business Registration SS-4 Document is IRS Form SS-4, used to apply for an Employer Identification Number (EIN) for a business or other entity. An EIN identifies an employer for federal tax reporting, payroll withholding, banking, and other official purposes. The SS-4 can be submitted online through the IRS EIN assistant, by fax, or by mail; authorized third parties may also apply on behalf of an entity. Accuracy in the SS-4 is essential because the EIN links to tax filings, payroll, and informational returns.

Why a Correct SS-4 Matters for Your Business

A properly completed SS-4 establishes the EIN that federal agencies, banks, and vendors use to identify your business. Correct entries reduce delays in tax registration, payroll setup, and bank account opening while preventing backup withholding and filing mismatches.

Who Typically Prepares and Uses the SS-4

Choose the signer or preparer who controls the entity’s tax matters and can provide the Responsible Party’s SSN or ITIN when required.

Small business owners seeking payroll setup or separate business tax ID.
Accountants and tax preparers filing on behalf of clients.
Banking officers and lenders verifying EIN for account or loan setup.

Who Can Sign or Authorize the SS-4

Applicant — Responsible Party

The Responsible Party is the person who controls, manages, or directs the entity and its funds and assets; the Responsible Party’s SSN, ITIN, or EIN (if applicable) is required on the SS-4. For many entities this is an owner, general partner, or corporate officer, and the Responsible Party’s identity must be accurate to meet IRS requirements.

Authorized Designee

A third-party designee may receive the EIN on behalf of the entity if the designee is named on the form and signs; the designee must be authorized to answer questions about the EIN application and provide contact information for follow-up with the IRS.

Core Components of a Professional SS-4 Submission

A complete SS-4 groups entity identification, responsible-party data, reason for applying, activity codes, and signature/authorization to ensure the IRS can issue an EIN without follow-up.

Entity Type

Specify the legal form (sole proprietorship, partnership, corporation, S-corp, LLC, trust, estate, nonprofit) so the IRS assigns correct tax treatment and filing requirements.

Legal Name

Enter the exact legal name of the entity as registered with the state or as used on tax filings; mismatches can delay issuance or cause banking rejections.

Responsible Party

Provide full name, SSN/ITIN, and contact information for the person who controls the entity to meet IRS identity rules and reduce verification requests.

Reason for EIN

Indicate why an EIN is needed (hire employees, banking, retirement plan, compliance) to assist IRS processing and appropriate record classification.

Principal Activity

Enter a NAICS or brief description of principal business activity so the IRS and third parties can classify tax and reporting obligations correctly.

Signature Block

The form must be signed by the Responsible Party or authorized designee; printed name, title, and date are required for valid issuance.

Required Data Elements on the SS-4

Legal Name: Business legal name

Trade Name: DBA or trade name, if used

Responsible Party: Full name and SSN/ITIN

Mailing Address: Street, city, state, ZIP

Reason: Purpose for requesting EIN

Signature: Authorized signer name and date

Step-by-Step: Completing the SS-4

Follow these steps in order to prepare a complete SS-4 ready for submission to the IRS.

01

Gather IDs: Collect Responsible Party SSN/ITIN and corporate formation documents.
02

Choose Entity Type: Select the correct legal classification for tax purposes.
03

Complete Fields: Enter names, addresses, activity, and reason for EIN accurately.
04

Sign and Submit: Authorized signer signs and you submit via IRS online, fax, or mail.

How Submission Routes Work for the SS-4

Choose the submission path that matches urgency and your documentation: online for immediate issuance, fax for faster than mail, or mail for traditional filing.

Online: IRS EIN assistant issues EIN immediately for eligible applicants.
Fax: Faxed SS-4 to IRS may be processed in days; provide return fax number.
Mail: Paper SS-4 sent by mail is slower; keep copies and track delivery.
Third-Party: Authorized designees can apply using their contact information on the form.

Configuring an Online SS-4 Workflow

Set up an e-submission workflow to fill, sign, and archive the SS-4 with clear authentication and file retention controls.

Field	Configuration
Form Upload	PDF or DOCX upload; convert to fillable form
Autofill	Map contact and taxpayer data to form fields
Signer Auth	Email, SMS code, or ID verification
Archive	Save signed PDF with audit trail

Timing and Processing Expectations for the SS-4

Processing times vary by submission method. Choose online for speed or paper/fax if you must preserve a paper trail.

Online Issuance:

Immediate EIN assignment for eligible applicants via the IRS online EIN assistant

Fax Submission:

Processing typically faster than mail; allow several business days for IRS response

Mail Submission:

Mail processing may take multiple weeks; use tracked delivery and retain copies

Third-Party Processing:

Third-party service times vary; verify provider SLA before submitting

Recordkeeping:

Keep the EIN confirmation letter permanently for banking and tax records

Common Mistakes to Avoid When Preparing the SS-4

Using an incorrect or inconsistent legal name between SS-4 and state formation documents causes banking and IRS verification delays and may require corrected filings.
Entering the wrong Responsible Party SSN or ITIN can block issuance and trigger identity verification requests or denial of the EIN application by the IRS.
Selecting an incorrect entity type (for example, treating an LLC as a corporation) can change tax obligations and require amended filings or additional IRS correspondence.
Relying on a third-party intermediary without clear authorization can complicate third-party designee verification and cause processing delays if documentation is incomplete.

Penalties and Risks From Incorrect SS-4 Information

Incorrect TIN: May trigger 24% backup withholding

Late Payroll Setup: Can lead to payroll tax penalties and interest

Information Returns: Mismatches raise IRC §6721 filing penalties

Banking Rejection: Banks may refuse accounts for mismatched names

Identity Verification: IRS may require additional identity proofing

Fraud Risk: False statements may have legal consequences

Digital Signing and eSubmission Considerations

Ensure the platform you choose complies with ESIGN and UETA for enforceability, supports secure storage (AES-256) and audit trails, and matches any industry-specific compliance needs.

File Formats: PDF, DOCX supported
Authentication: Email, SMS, MFA options
Integrations: Salesforce, NetSuite, Google Workspace

eSignature Pricing Comparison for SS-4 Workflows

Compare common vendor starting prices and core capabilities relevant to preparing, signing, and storing SS-4 documents. signNow appears first in the comparison per page guidelines.

	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, no credit card required	Varies by plan	Varies by plan	Varies by plan	Varies by plan
Bulk Send	Yes	Yes	Yes	Yes	No
Audit Trail	Yes	Yes	Yes	Yes	Yes
HIPAA Compliant	Yes	Yes	Yes	No	No

Frequently Asked Questions About the SS-4

Answers to common SS-4 questions about eligibility, signature authority, eSubmission, and recordkeeping to help avoid delays and rework.

Need help? Contact support

How do I get an EIN online?
Use the IRS online EIN assistant to apply if you have a valid Responsible Party SSN/ITIN and a U.S. address. Online applications typically provide an EIN immediately; retain the confirmation notice for banking and tax records.
Who must be listed as the Responsible Party?
List the individual who controls the entity’s funds and assets—commonly an owner, general partner, or corporate officer. The Responsible Party’s SSN or ITIN is required on the form unless another EIN already exists and is acceptable.
Can I sign the SS-4 electronically?
Electronic signatures are legally valid under the ESIGN Act (15 U.S.C. ch. 96) and UETA where adopted, provided intent, consent, attribution, and record retention requirements are met. For consumer-facing or sensitive submissions, ensure you follow ESIGN consumer-disclosure rules.
Is there a fee to obtain an EIN?
No fee is charged by the IRS when you apply directly for an EIN. Fees may arise from third-party services, notary charges, attorney review, or premium filing services.
What if the IRS rejects or flags the SS-4?
If the IRS requests additional information or rejects the form, respond promptly with clarifying documents and accurate Responsible Party data to avoid delays and potential secondary review.
How should I store the EIN confirmation?
Retain the EIN confirmation letter with corporate records permanently. Store a digital copy with secure encryption, an audit trail, and access controls in accordance with record-retention obligations.

be ready to get more

Join over 28 million airSlate SignNow users

Sign Now