07/02/2026
A Notary Public, Mobile Notary, and Loan Signing Agent all start with the same foundation — a state-issued notary commission — but their roles, responsibilities, and specialization levels are very different. Here’s the clear, structured breakdown you can use in your professional materials.
🧾 Core Differences at a Glance
• Notary Public — Performs basic notarizations; may work from a fixed location.
• Mobile Notary — A Notary Public who travels to clients to perform general notarizations.
• Loan Signing Agent (LSA/NSA) — A specialized notary trained to handle real estate loan document signings.
🏛️ Notary Public
Takeaway: A state-appointed official who verifies identity, witnesses signatures, and prevents fraud.
Key functions
• Verify signer identity
• Witness signatures
• Administer oaths/affirmations
• Maintain notarial records
Where they work
• Banks, law offices, government offices, or any fixed location
• They may or may not travel — travel is not part of the role by default.
🚗 Mobile Notary
Takeaway: A Notary Public who provides traveling notary services.
Key functions
• Performs all standard notarial acts
• Travels to the signer’s location (home, office, hospital, nursing home, etc.)
Why people hire them
• Convenience
• Signers who are elderly, hospitalized, or unable to travel
• After-hours or urgent notarizations
🏡 Loan Signing Agent (Notary Signing Agent)
Takeaway: A specialized notary trained to handle mortgage and real estate loan closings.
Key functions
• Facilitate real estate loan signings
• Print, organize, and deliver loan document packages
• Ensure all signatures, initials, and dates are completed correctly
• Notarize required documents within the package
• Return completed loan packages to title/lender (sometimes by scanning and emailing the documents, sometimes via trackable and expedited service such as FexEx, often using both methods)
Requirements
• Must be a commissioned Notary Public
• Many companies require:
o Background screening
o Certification (often through NNA or similar)
o A specific amount of Errors & Omissions insurance (think “malpractice insurance” but for Notaries)