# 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| **Status**      | [Proposed/Accepted/Superseded/Deprecated] |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. Related Decisions

### 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] |

### 5.3 Related Decisions

[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] |
```
