FeaturesSign, send, track, and securely store documents using any device. No training or downloads required.See all features
SolutionsairSlate SignNow empowers organizations to speed up document processes, reduce errors, and improve collaboration.See all solutions
IntegrationsIntegrate airSlate SignNow with the apps you use and love.See all integrations
DevelopersEmbed eSignatures into your document workflows. Get 250 free signature invites.Learn more about API
PricingContact salesFree trial
PricingSupportRequest a demo

Electronic Signature for Tax Returns

  • Quick to start
  • Easy-to-use
  • 24/7 support

No credit card required
E-signature frame illustration

Award-winning eSignature solution

What an electronic tax signature is

An electronic signature for tax return is a digital signing process that lets a taxpayer, preparer, or reviewer accept tax documents without paper. In SignNow, the sender uploads the return, places signature fields, and routes it to the right people. The platform records consent, timestamps, signer actions, and completion history, creating a secure record that supports ESIGN and UETA compliance for U.S. business use.

Why tax return eSignatures matter

An electronic signature for tax return reduces printing and handoff delays while preserving a defensible record of consent, attribution, and completion. Under ESIGN and UETA, properly captured electronic signatures can be legally enforceable for U.S. business transactions when records are retained and the signer’s intent is shown.

Why teams look for DocuSign alternatives
be ready to get more
Get legally-binding signatures now!
  • Best ROI. Our customers achieve an average 7x ROI within the first six months.
  • Scales with your use cases. From SMBs to mid-market, airSlate SignNow delivers results for businesses of all sizes.
  • Intuitive UI and API. Sign and send documents from your apps in minutes.

Key features for tax workflows

SignNow supports routing, verification, storage, and device flexibility for tax return signatures without changing the legal record format.

Audit trail

Create a signing package for tax returns, keep signer order clear, and record an audit trail that shows who signed, when, and from where. That helps support ESIGN and UETA evidence requirements.

Mobile signing

Send forms to clients on desktop or mobile without changing the record structure. Signers can review, sign, and return tax documents from iOS, Android, Windows, or macOS devices.

Templates

Reuse tax forms, authorization forms, and intake packets with templates. Template reuse reduces version drift and helps keep client folders aligned across recurring tax seasons.

Signer verification

Apply signer verification options such as SMS OTP or ID verification when a return needs stronger access control than email-only signing.

Secure storage

Store completed documents with tamper-evident protection and secure retention controls. This keeps signed records available for retrieval, dispute review, and internal compliance checks.

Sequential routing

Route multiple signatures in the right order for client, preparer, and reviewer workflows, which keeps tax return approvals organized and reduces manual coordination.

Quick tax signing steps

This short workflow shows how a tax return moves from file upload to completed record inside SignNow.

  • Upload files:

    Upload the tax return and related authorization forms as one package.
  • Place fields:

    Add required signer fields and set the signing order.
  • Send for signature:

    Send the request to clients for review and completion.
  • Save the record:

    Download the completed PDF and archive the record.

Security and data protection

Encryption:

TLS 1.2/1.3 in transit

Storage protection:

AES-256 at rest

SOC 2 Type II:

SOC 2 Type II available

ISO 27001:

ISO 27001 certified

Privacy controls:

GDPR and CCPA compliant

HIPAA:

HIPAA support with BAA

How the signing flow works

A tax return workflow moves from preparation to signer confirmation, then into a stored record with traceable evidence.

  • Prepare files: Upload the tax return and supporting forms into one signing package.
  • Route for signing: Assign signers and place signature fields in the correct sequence.
  • Collect signatures: Recipient signs on web or mobile, with consent and authentication recorded.
  • Finish and archive: Completed files close with audit history, timestamps, and secure storage.

Inside the audit trail

An audit trail creates a defensible record of identity, timing, and document integrity for each tax return signing request.

01

Signer authentication:

SignNow records the signer identity method and the authentication evidence used for attribution.
02

Timestamp capture:

Each action receives a time-stamped event with UTC timing for the audit chain.
03

Document hashing:

The signed file is hashed so later edits change the recorded value.
04

Tamper sealing:

Tamper-evident sealing ties the signature to the exact document content.
05

Event history:

Audit entries preserve view, sign, and completion actions in order.
06

Export record:

The completed audit trail can be exported with the signed PDF.

Tax record-keeping best practices

Retention, audit export, and access control should be decided before the first tax return moves into signature.

Retain the full record set

Keep a signed PDF, consent evidence, and the audit trail together so the full transaction can be reviewed later. This helps demonstrate signer intent, document integrity, and completion order under ESIGN and UETA.

Match authentication to risk

Use stronger authentication for sensitive returns, such as SMS OTP or ID verification, when the document contains financial or personal data. Match the verification level to the risk of the transaction.

Export and archive audit data

Export audit trails after completion and store them in a controlled archive with restricted access. Retrieval should be simple enough to support internal review, tax-season audits, and dispute resolution.

Set retention rules up front

Set retention rules before the first send, and keep tax files according to applicable policy or regulation. For HIPAA-covered records, retain documents for 6 years per 45 CFR 164.530(j)(2).

Privacy and disclosure pitfalls

  • Tax returns often contain SSNs, income figures, and bank details, so a poorly redacted file can expose personal data to unnecessary recipients.
  • Consent records can be incomplete when the signer is not shown the electronic-delivery notice before signing, weakening ESIGN proof of intent.
  • Shared inboxes and weak role controls can let staff see returns that belong to another client, creating access-control and confidentiality problems.
  • Unsigned attachments and split document packages can leave the return, authorization, and supporting forms disconnected, which makes retention and retrieval harder.

Risks of weak signature handling

Missing consent

A missing consent record can weaken enforceability if the signer never agreed to electronic delivery.

Weak attribution

Poor attribution can make a signature harder to connect to a specific signer.

Retention gap

Incomplete retention can leave no admissible record for later review.

Unauthorized access

Access-control failures can expose confidential return data to unauthorized users.

FAQ and troubleshooting for tax returns

These answers address signer verification, consent, plan limits, mobile completion, and record retention for SignNow workflows.

A missing consent confirmation usually means the recipient has not accepted electronic delivery. In SignNow, capture consent before the first send, then keep the completed document history and audit trail for ESIGN and UETA evidence.

If the tax return needs stronger signer verification, use SMS OTP, ID verification, or a higher-assurance workflow instead of email-only access. SignNow supports authentication controls that help align with HIPAA, 21 CFR Part 11, and internal policy.

A HIPAA workflow requires a BAA, unique user identification, access controls, and audit logs. SignNow’s HIPAA-supporting plans can be used only with a signed BAA, and the completed record should be retained for 6 years under 45 CFR 164.530(j)(2).

If the signer cannot complete a form on mobile, check the SignNow iOS or Android app, device permissions, and PDF rendering. Mobile signing is valid under ESIGN and UETA when intent, attribution, and consent are recorded.

Business plan covers legally binding eSignatures, templates, mobile apps, and audit trails. Business Premium adds bulk send and kiosk mode, while Enterprise adds advanced signer authentication. Choose the plan that matches your volume and control needs.

If you need a defensible record set, export the audit trail and signed PDF after completion. The audit history helps show who signed, when they signed, and what changed, which supports admissibility under ESIGN and UETA.

Vendor comparison for tax signing

SignNow appears first and is marked as recommended, with the other vendors shown for feature and pricing context.

SignNowDocuSignAdobe Acrobat SignPandaDoc
Recommended vendorSignNowDocuSignAdobe Acrobat Sign
Starting price$8/user/mo$15/user/mo$14/user/mo
Free trial7-day trialNot verifiedNot verified
Bulk sendBusiness PremiumYesYes
Audit trailIncludedIncludedIncluded
HIPAA supportBAA requiredYesYes
ROI at a Glance

Key performance indicators that demonstrate SignNow's proven track record.

28M+Documents signed
13+Years in business
4.6/5Average G2 rating
Download signNow app
4.7 / 5 rating on