About PDTF
An open industry standard developed by the Open Property Data Association to transform UK property transactions.
Open Property Data Association
PDTF is developed and maintained under the auspices of the Open Property Data Association (OPDA), an industry body dedicated to improving property data standards in the UK.
OPDA brings together estate agents, conveyancers, lenders, proptech companies, and government stakeholders to collaborate on common data standards that benefit the entire industry.
Visit OPDA websiteGovernance Structure
OPDA Board
Industry representatives providing strategic direction
Tech Working Group
Technical standards development and implementation guidance
Trust Framework
Rules and standards following Trust Over IP methodology
Trust Over IP Framework
PDTF follows the Trust Over IP (ToIP) governance model, mapping proven internet trust patterns to property data.
Current Activity
Schema v3.6
Planning and development of the next schema version, incorporating industry feedback and new data requirements.
PDTF v2.0 Specification
Finalising the formal specification for VC-based PDTF, including DID methods and trust registry design.
Regulators' Pioneers Fund
Proof-of-concept project funded by RPF, using v2.0 specification as the basis for implementation.
Smart Data Challenge
Participation in the government's Smart Data Challenge programme, demonstrating PDTF's potential.
Watch videoIndustry Pilots
Working with estate agents and conveyancers on real-world implementation pilots, including Connells' Digital Sale Ready.
Community Workshops
Regular workshops with industry participants to gather feedback and align on implementation approaches.
Get Involved
Whether you're exploring PDTF or ready to implement, here's how to participate.
Review the Docs
Explore the GitHub repos, schema documentation, and technical specifications.
View on GitHub →Learn the Tech
Understand Verifiable Credentials and DIDs through W3C specifications and tutorials.
W3C VC Spec →Join the Conversation
Participate in workshops, contribute to GitHub discussions, or join the Tech Working Group.
Contact OPDA →Strategic Alignment
HM Land Registry
Strategy 2022+
National Data
Strategy
Digital Identity
Trust Framework
Verifiable
Credentials
Trust Over
IP Foundation
Ready to Transform Property Transactions?
Join the growing ecosystem of organisations building on PDTF.