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Architecture Decision Record

Document Information

Document Details
Title	Architecture Decision Record
Decision ID	[Unique Identifier, e.g., ADR-001]
Status	[Proposed/Accepted/Superseded/Deprecated]
Date	[Decision Date]
Deciders	[Names of decision-makers]
System/Domain	[System or Domain Name]

1. Context

1.1 Decision Statement

[Clearly state the architectural decision that needs to be made. Frame it as a specific question that requires resolution.]

1.2 Business Context

[Describe the business context that makes this decision necessary, including business drivers, objectives, and constraints.]

1.3 Technical Context

[Describe the technical context surrounding this decision, including existing architecture, technical constraints, and dependencies.]

1.4 Decision Drivers

[List the key factors that are driving this decision.]

Driver	Description	Priority
[Driver]	[Description]	[High/Medium/Low]
[Driver]	[Description]	[High/Medium/Low]
[Driver]	[Description]	[High/Medium/Low]

2. Options Considered

2.1 Option 1: [Option Name]

2.1.1 Description

[Provide a detailed description of this option, including how it would be implemented and its key characteristics.]

2.1.2 Alignment with Decision Drivers

Driver	Alignment	Notes
[Driver]	[Strong/Moderate/Weak]	[Notes]
[Driver]	[Strong/Moderate/Weak]	[Notes]
[Driver]	[Strong/Moderate/Weak]	[Notes]

2.1.3 Benefits

[Benefit 1]
[Benefit 2]
[Benefit 3]

2.1.4 Risks and Concerns

[Risk/Concern 1]
[Risk/Concern 2]
[Risk/Concern 3]

2.1.5 Cost and Implementation Considerations

[Describe the cost, effort, and implementation considerations for this option.]

2.2 Option 2: [Option Name]

[Repeat the structure for each option considered.]

2.3 Option 3: [Option Name]

[Repeat the structure for each option considered.]

3. Decision

3.1 Chosen Option

Selected Option: [Option Name]

[State the option that was selected and provide a brief explanation of why it was chosen.]

3.2 Justification

[Provide a detailed justification for the decision, explaining how the chosen option best addresses the decision drivers and business needs.]

3.3 Consequences

3.3.1 Positive Consequences

[Positive Consequence 1]
[Positive Consequence 2]
[Positive Consequence 3]

3.3.2 Negative Consequences

[Negative Consequence 1]
[Negative Consequence 2]
[Negative Consequence 3]

3.4 Compliance Requirements

[Describe any compliance requirements that the chosen option must meet, including standards, policies, and regulations.]

4. Implementation

4.1 Implementation Approach

[Describe the approach for implementing the decision, including phasing, dependencies, and key milestones.]

4.2 Required Changes

[List the changes required to implement the decision, including changes to systems, processes, and documentation.]

Change	Description	Impact	Effort
[Change]	[Description]	[Impact]	[High/Medium/Low]
[Change]	[Description]	[Impact]	[High/Medium/Low]
[Change]	[Description]	[Impact]	[High/Medium/Low]

4.3 Validation Criteria

[Define criteria for validating that the decision has been implemented correctly and is achieving the desired outcomes.]

Criterion	Description	Measurement Approach
[Criterion]	[Description]	[Approach]
[Criterion]	[Description]	[Approach]
[Criterion]	[Description]	[Approach]

5.1 Prerequisite Decisions

[List any decisions that were prerequisites for this decision.]

Decision ID	Title	Relationship
[ID]	[Title]	[Description of relationship]
[ID]	[Title]	[Description of relationship]

5.2 Dependent Decisions

[List any decisions that depend on this decision.]

Decision ID	Title	Relationship
[ID]	[Title]	[Description of relationship]
[ID]	[Title]	[Description of relationship]

[List any other decisions that are related to this decision.]

Decision ID	Title	Relationship
[ID]	[Title]	[Description of relationship]
[ID]	[Title]	[Description of relationship]

6. Notes

6.1 Assumptions

[Document any assumptions made during the decision-making process.]

6.2 Constraints

[Document any constraints that influenced the decision.]

6.3 Open Questions

[Document any questions that remain open and may need to be addressed in the future.]

6.4 References

[List any references used in making the decision, including documents, standards, and research materials.]

7. Review and Approval

7.1 Review History

Reviewer	Role	Date	Comments
[Name]	[Role]	[Date]	[Comments]
[Name]	[Role]	[Date]	[Comments]
[Name]	[Role]	[Date]	[Comments]

7.2 Approval

Approver	Role	Date	Signature
[Name]	[Role]	[Date]	[Signature]
[Name]	[Role]	[Date]	[Signature]
[Name]	[Role]	[Date]	[Signature]

8. Revision History

Version	Date	Author	Description of Changes
[Version]	[Date]	[Author]	[Description]
[Version]	[Date]	[Author]	[Description]
[Version]	[Date]	[Author]	[Description]

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