Practical & Legal
Notarization
Also known as: Notary Public, Notarisation, Notarial Act
Notarization differs sharply between the two main legal traditions:
• Civil-law notaries (notaire in France, notario in Spain/Latin America, Notar in Germany, notaio in Italy, escrivão in Portugal in some contexts) — highly trained legal professionals who attended specialised notarial schools and passed competitive entry exams. They have monopoly authority over real-estate transfers, corporate formations, marriage contracts, wills, and significant financial documents. Their notarial deed (acto notarial) carries presumption of authenticity and is directly enforceable without court action in many cases. Civil-law notaries draft documents, verify the legal substance, and assess the parties' capacity to sign.
• Common-law notaries (notary public in the US, UK Notary Public — distinct from Solicitor) — narrower role focused on witnessing signatures, administering oaths, and certifying copies. Common-law notaries do NOT typically draft substantive legal documents; they simply confirm that the signer appeared in person, was identified, and signed voluntarily. US notaries are typically state-commissioned and may be non-lawyers (the requirements vary by state). UK Notaries Public are senior solicitors with international-document focus, distinct from English Solicitor authentication for domestic documents.
For expat document chains, the typical sequence is:
1. Document is signed before a notary (e.g., a power of attorney signed in California before a US notary public; a real-estate purchase deed signed before a Spanish notario).
2. The notary's signature itself is authenticated for cross-border use:
• In Apostille Convention parties — by apostille (single certification).
• In non-Apostille jurisdictions — by chain legalisation (issuing country's foreign ministry, then receiving country's consulate).
3. The apostilled or legalised document is then accepted in the receiving country, often with a certified translation.
Key expat scenarios involving notarization:
• Real-estate purchases — civil-law countries require purchase to be executed before a local notary. Powers of attorney from a foreign jurisdiction must be drafted to civil-law standards (which usually means more detailed than a US-style POA), notarized in the issuing country, apostilled, and translated.
• Marriage abroad — "freedom to marry" certificates and birth certificates need notarized translations + apostille.
• Inheritance — wills and probate documents from one country may need to be notarized, apostilled, and translated for recognition in another.
• Company formation — non-resident directors and shareholders typically need notarized signatures + apostilled corporate documents.
Sources
Last factual review: 2026-05-08.
Related terms
Apostille
An apostille is a standardised certification that authenticates a public document for use in another country that's a party to the 1961 Hague Apostille Convention. It eliminates the need for further consular legalisation. Used for birth certificates, marriage certificates, education credentials, court documents, and notarised documents. 126 countries are parties as of 2026 (China and Indonesia joined in 2023; Pakistan and Rwanda in 2024-2025).
Hague Conventions
The Hague Conventions are a series of multilateral treaties developed by the Hague Conference on Private International Law (HCCH) governing cross-border legal matters: child abduction, adoption, civil-procedure cooperation, document authentication (Apostille), and international child support. The most-cited expat-relevant ones are the 1961 Apostille Convention, the 1980 Child Abduction Convention, and the 1993 Adoption Convention.
Power of Attorney (POA)
A Power of Attorney is a legal instrument in which one person (the principal) authorises another (the attorney-in-fact or agent) to act on their behalf. Scope ranges from limited (a single transaction) to general (broad financial and legal authority). For cross-border use, a POA usually must be notarized in the issuing country and apostilled or legalised for the receiving country. Civil-law jurisdictions often require the POA to be drafted in detailed civil-law form to be recognised.