
What Is In-Person Electronic Notarization (IEN)? How It Works in the Philippines
In-Person Electronic Notarization (IEN) is a form of e-notarization where the principal (signer) and any witnesses physically appear before an Electronic Notary Public (ENP), but the document being notarized is in electronic format (PDF/PDF-A) rather than paper.
How IEN Differs from Traditional Notarization
IEN maintains the same physical presence requirement as traditional notarization – the key difference is the document format and security technology used.
| Aspect | Traditional Notarization | In-Person Electronic Notarization |
|---|---|---|
| Physical presence | Yes | Yes |
| Document format | Paper | PDF / PDF-A |
| Signature method | Wet ink | Electronic or digital signature |
| Notarial seal | Physical rubber stamp | Electronic notarial seal |
| Record-keeping | Physical notarial book | Electronic notarial book |
| Audit trail | Manual log entry | Automated, tamper-proof audit trail |
| Verification | Visual ID check | Multi-factor authentication |
How IEN Works
- Physical appearance – The principal and witnesses appear in person before the ENP
- Identity verification – Even though the parties are physically present, the ENP verifies identity through multi-factor authentication (government ID + biometrics) via the ENF platform
- Document review – The ENP reviews the electronic document (PDF/PDF-A) on the ENF platform
- Electronic signing – The principal applies their electronic or digital signature to the document
- Notarial act – The ENP administers the oath or receives the acknowledgment
- Seal application – The ENP applies their electronic notarial seal and signature
- Recording – The act is recorded in the electronic notarial book and uploaded to the SC database
When to Use IEN vs. REN
IEN is appropriate when:
- Parties are in the same location as the ENP
- The principal prefers face-to-face interaction for the notarial act
- The document type requires or benefits from in-person verification
- Physical presence adds comfort or trust to the transaction
Remote Electronic Notarization (REN) is better when:
- Parties are in different locations
- The principal is an OFW at a Philippine mission abroad
- Travel to the ENP’s office is impractical or costly
- Speed and convenience are the primary considerations
Both IEN and REN produce documents with the same legal effect – the choice depends on practical circumstances.
Benefits of IEN Over Paper Notarization
Even when parties are physically present, IEN offers advantages over traditional paper-based notarization:
- Better security – Multi-factor authentication vs. visual ID inspection; electronic audit trails vs. manual log books
- Fraud prevention – Tamper-proof digital records vs. physical seals that can be forged
- Faster processing – Electronic document handling eliminates printing, scanning, and physical storage
- Centralized records – Automatic upload to the SC database for easy verification
- Document integrity – Digital signatures using PKI ensure any tampering is detectable
Legal Basis
IEN is authorized under A.M. No. 24-10-14-SC (Rules on Electronic Notarization). The legal validity of the electronic document and signatures used in IEN is established by RA 8792 (Electronic Commerce Act).
Related Terms
- E-Notarization
- Remote Electronic Notarization (REN)
- Electronic Notary Public (ENP)
- Electronic Notarization Facility (ENF)
- A.M. No. 24-10-14-SC
NotarialOS supports both In-Person Electronic Notarization and Remote Electronic Notarization, giving ENPs and their clients flexibility to choose the approach that fits their needs.


