Are Notarial Certificate and Apostille compulsory in Singapore? Yes. Since 16 September 2021, all notarised documents in Singapore must be authenticated by the Singapore Academy of Law (SAL) with an Apostille. A Notarial Certificate alone is not valid without this step. How the process works: ► Step 1 – Notary issues Notarial Certificate: Your Notary … Continue reading Is an Apostille compulsory for notarised documents in Singapore?