The table below outlines countries that have adopted or are actively exploring the use of blockchain technology within their judicial systems. It presents the current status of adoption, ranging from full integration to ongoing evaluation, along with notes and references that provide deeper insight into each country’s approach to the admissibility and application of blockchain-based evidence in legal proceedings.

Status Country References Notes
Active ✅ China https://forkast.news/china-courts-judicial-blockchain-platform/
Active ✅ United Kingdom https://kennedyslaw.com/en/thought-leadership/case-review/english-court-allows-service-of-proceedings-by-blockchain-technology-using-a-non-fungible-token-nft/
Active ✅ Singapore https://lawgazette.com.sg/feature/blockchain-records-under-singapore-law/
Active ✅ United Arab Emirates https://www.charlesrussellspeechlys.com/en/insights/expert-insights/dispute-resolution/2023/uae-the-virtual-currency-regulation-review/
Active ✅ United States of America https://blockgeeks.com/guides/blockchain-evidence/ Illinois, Vermont, Virginia, Washington, Arizona, New York and Ohio have passed or introduced legislation specifically addressing the admissibility of blockchain evidence in court
Prospecting 🚧 Canada https://www.canadianlawyermag.com/practice-areas/litigation/blockchain-justice/275749
Prospecting 🚧 El Salvador https://www.pwc.com/gx/en/financial-services/pdf/el-salvadors-law-a-meaningful-test-for-bitcoin.pdf
Active ✅ Japan https://brill.com/edcollchap-oa/book/9789004514850/BP000035.xml?language=en Japan's legal system is open to electronic evidence in general. Article 247 of Japan's Code of Civil Procedure states that courts can decide on the truthfulness of allegations based on "the entire import of oral arguments and the results of the examination of evidence". This suggests some flexibility in accepting different forms of evidence.
Prospecting 🚧 Brazil https://www.globallegalinsights.com/practice-areas/blockchain-cryptocurrency-laws-and-regulations/brazil/
Prospecting 🚧 India https://techlawforum.nalsar.ac.in/blockchain-technology-as-evidence-hearsay-or-not/
Active ✅ Estonia https://www.pwc.com/gx/en/services/legal/tech/assets/estonia-the-digital-republic-secured-by-blockchain.pdf
Prospecting 🚧 Germany https://www.cuatrecasas.com/resources/kh-unlocking-blockchain-evidence-in-international-arbitration-60255dd4f2d20388271178.pdf
Active ✅ Russia https://link.springer.com/chapter/10.1007/978-3-030-42855-6_5
Prospecting 🚧 Australia https://collyerbristow.com/shorter-reads/its-blockchain-your-honour/
Active ✅ Malta https://www.independent.com.mt/articles/2024-08-04/blogs-opinions/Blockchain-from-some-legal-perspectives-6736263205
Active ✅ Mexico https://www.globallegalinsights.com/practice-areas/blockchain-cryptocurrency-laws-and-regulations/mexico/
Active ✅ Thailand https://www.ledgerinsights.com/thailand-courts-blockchain-documents/
Active ✅ Netherlands https://practiceguides.chambers.com/practice-guides/blockchain-2024/netherlands
Active ✅ Portugal https://janusnet-ojs.autonoma.pt/index.php/janus/article/download/27/107/91
Inactive ❌ Slovenia https://multilaw.com/Multilaw/ZENTSO/BusinessGuides/Presentation/Section_Home.aspx?GuideCountry=Slovenia&GuideId=2&GuideSection=521
Active ✅ Vietnam https://vietnamlawmagazine.vn/smart-contracts-prompt-the-need-to-improve-the-legal-system-48238.html
Prospecting 🚧 Georgia https://www.u4.no/blog/anti-corruption-reforms-successful-in-georgia-blockchain-stealing-limelight
Prospecting 🚧 South Africa https://warwick.ac.uk/fac/soc/law/elj/jilt/2009_1/watney/watney.pdf
Prospecting 🚧 Spain https://www.cuatrecasas.com/resources/kh-unlocking-blockchain-evidence-in-international-arbitration-60255dd4f2d20388271178.pdf
Active ✅ France https://recheck.io/blog/blockchain-technology/french-national-assembly-blockchain-records/
Active ✅ Italy https://www.globallegalinsights.com/practice-areas/fintech-laws-and-regulations/italy/
Prospecting 🚧 Ireland https://www.eversheds-sutherland.com/en/ireland/insights/securing-digital-wealth-recovering-crypto-assets-ireland
Active ✅ Philippines https://www.twala.io/blogs/legalities-of-electronic-signatures-in-the-philippines
Active ✅ Poland https://jbba.scholasticahq.com/api/v1/articles/12720-self-executing-contracts-from-the-perspective-of-the-selected-polish-regulations-and-the-future-potential-prevalence-of-smarter-contracts.pdf
Active ✅ Romania https://www.globallegalinsights.com/practice-areas/blockchain-cryptocurrency-laws-and-regulations/romania/
Active ✅ Sweden https://www.twobirds.com/en/insights/2023/sweden/the-us-and-swedish-approaches-to-blockchain-and-cryptocurrency-regulation
Active ✅ Switzerland https://www.newsd.admin.ch/newsd/message/attachments/55153.pdf
Active ✅ Turkey https://www.mondaq.com/turkey/contracts-and-commercial-law/1412470/legal-and-commercial-aspects-of-crypto-assets
Inactive ❌ Ukraine https://cms.law/en/int/expert-guides/cms-expert-guide-to-digital-litigation/ukraine
Active ✅ Finland https://practiceguides.chambers.com/practice-guides/blockchain-2024/finland/trends-and-developments
Prospecting 🚧 Greece https://www.legal500.com/guides/chapter/greece-blockchain/
Prospecting 🚧 Hungary https://cms.law/en/int/expert-guides/cms-expert-guide-to-crypto-regulation/hungary
Active ✅ Azerbaijan https://blog.bcas.io/blockchain_court_evidence

⚠️ Disclaimer: The information provided here is compiled from publicly available online sources and is for informational purposes only. It should not be treated as legal advice.