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Introduction

The Digital Health and Care Wales (DHCW) Technical Design Authority (TDA) is a key governance body that commissions, owns, and steers the development of DHCW's Enterprise Architecture. The TDA ensures alignment with strategic objectives of both the organisation and wider Health and Care policy and strategy.

The TDA is supported by the Technical Design Assurance Group (TDAG), which maintains the integrity of the architecture by reviewing and approving significant changes to platforms and products, and ensuring compliance with approved principles and standards.

This section contains the following key areas:

Architecture Decision Records (ADRs)

  • Decision Template - The standard template used for documenting architecture decisions.
  • Decision Process - The approved process for proposing, developing, and approving ADRs.

Governance

  • TDA Terms of Reference - The TDA's objectives, membership, and operating model.
  • TDAG Terms of Reference - The Technical Design Assurance Group's objectives and operating model.
  • Meeting Records - Documentation of TDA meetings, decisions, and actions

Enterprise Architecture