# WIA-UNI-014: Legal System Harmonization - v2.0 Specification

## Phase 4: WIA Integration

**Version:** 2.0
**Status:** Final
**Date:** 2025-03-01
**Category:** UNI (Unification/Peace)
**Builds on:** v1.0 (Data), v1.1 (API), v1.2 (Protocol)

---

## 1. Overview

This specification defines integration points between WIA-UNI-014 and other WIA standards, creating a unified ecosystem for Korean reunification.

## 2. Integration with WIA-UNI-001 (Unified ID)

### 2.1 Identity Verification

All legal transactions require WIA-UNI-001 authentication:

```json
{
  "party": {
    "wiaId": "WIA-UNI-001-ID-{UUID}",
    "verified": true,
    "legalCapacity": "full",
    "restrictions": []
  }
}
```

### 2.2 Use Cases

- Contract signing authentication
- Property ownership verification
- Court standing verification
- Legal professional licensing

## 3. Integration with WIA-UNI-004 (Economic Integration)

### 3.1 Commercial Law Framework

- Legal framework for contracts in economic zones
- Business entity registration (legal + economic)
- Property investment restrictions
- Cross-border commercial transactions

### 3.2 Shared Data

```json
{
  "business": {
    "legalEntity": "WIA-UNI-014-ENTITY-{UUID}",
    "economicZone": "WIA-UNI-004-ZONE-{UUID}",
    "registrations": {
      "legal": "Corporate registration details",
      "economic": "Economic zone participation"
    }
  }
}
```

## 4. Integration with WIA-UNI-003 (Healthcare)

### 4.1 Medical Legal Rights

- Patient rights legal framework
- Medical malpractice law
- Healthcare provider licensing
- Informed consent standards

### 4.2 Healthcare Legal Documents

- Medical power of attorney
- Advance directives (living wills)
- Organ donation consent
- Mental health treatment authorization

## 5. Integration with WIA-UNI-002 (Education)

### 5.1 Professional Qualifications

- Law degree verification via WIA-UNI-002
- Bar examination results in WIA-UNI-014
- Continuing legal education tracking
- Cross-border attorney licensing

### 5.2 Educational Rights

- Constitutional right to education
- School enrollment legal requirements
- Educational discrimination law

## 6. Unified Legal Registry

### 6.1 Registry Contents

Central registry accessible to all WIA standards:

- Legal documents (laws, regulations, judgments)
- Property records
- Contract repository
- Court cases
- Legal professionals
- Legal entities

### 6.2 Cross-Standard Access

```http
GET /api/v1/registry/legal-capacity/{wia-uni-001-id}
GET /api/v1/registry/property/{property-id}
GET /api/v1/registry/business/{business-id}
```

## 7. Cross-Standard Workflows

### 7.1 Example: Property Purchase

1. WIA-UNI-001: Verify buyer identity
2. WIA-UNI-004: Check foreign investment restrictions
3. WIA-UNI-014: Legal due diligence
4. WIA-UNI-014: Execute purchase contract
5. WIA-UNI-004: Process cross-border payment
6. WIA-UNI-014: Record ownership change
7. WIA-UNI-004: Tax assessment and collection

### 7.2 Example: Medical Malpractice Lawsuit

1. WIA-UNI-001: Verify plaintiff identity
2. WIA-UNI-003: Retrieve medical records
3. WIA-UNI-002/UNI-014: Verify doctor credentials
4. WIA-UNI-014: File lawsuit
5. WIA-UNI-003/UNI-014: Medical evidence review
6. WIA-UNI-014: Court decision
7. WIA-UNI-004: Payment enforcement

## 8. Data Sharing and Privacy

### 8.1 Privacy Protection

- Purpose limitation (data for specified legal purposes only)
- Data minimization (only necessary data shared)
- Consent management (user consent tracked)
- Access logging (all access audited)

### 8.2 Security Measures

- End-to-end encryption for inter-standard communication
- Mutual authentication between systems
- API gateway for access control
- Regular security audits

## 9. Certification Requirements

Phase 4 certification requires:

- API compatibility with all integrated WIA standards
- Support for cross-standard data exchange
- Security and privacy compliance
- Interoperability testing
- Unified registry access

## 10. Future Integrations

Planned integrations:

- WIA-UNI-005: Infrastructure legal framework (2026)
- WIA-UNI-006: Environmental law harmonization (2026)
- WIA-UNI-007: Cultural heritage protection law (2027)

## 11. Conformance

Phase 4 implementations MUST:
- Integrate with WIA-UNI-001 for identity verification
- Support cross-standard data exchange formats
- Implement unified registry access
- Meet all privacy and security requirements
- Pass cross-standard interoperability tests

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