Max Ghenis MaxGhenis

Fiscal year	Lagged RPI used	Baseline	Policy	HMRC revenue impact (£m)
2024–25	— (frozen)	£85,000	£90,000	–150
2025–26	— (frozen)	£85,000	£90,000	–185
2026–27	2024–25: +2.0%	£87,000	£90,000	–125
2027–28	2025–26: +2.5%	£89,000	£90,000	–50
2028–29	2026–27: +3.0%	£92,000	£90,000	+65

How PolicyEngine Uses Isolated AI Agents to Build Trustworthy Rules-as-Code

December 2024

Government benefit calculations affect millions of lives. A miscalculated food assistance benefit isn't just a bug—it's a family's grocery budget. An incorrect tax credit isn't just an error—it's someone's ability to pay rent. That's why at PolicyEngine, we've developed a revolutionary approach to ensure AI-generated code accurately implements government regulations: isolated multi-agent development.

The Problem: AI Takes Shortcuts

When you ask an AI to implement a government program, it faces a fundamental challenge. Given a test that expects a benefit of $500, the AI might:

PolicyEngine Alignment with Open Gov Hub Organizations

Overview

This analysis examines potential alignment between PolicyEngine (a tax and benefit microsimulation tool) and organizations at Open Gov Hub, a coworking space in Washington, DC that PolicyEngine is considering joining. These organizations work in transparency, governance, development, and social justice, creating opportunities for in-person collaboration and partnership.

Alignment Ratings

🟢 Strong: Direct alignment with PolicyEngine's core capabilities
🟡 Moderate: Some overlap with potential collaboration opportunities
🔴 Limited: Minimal direct alignment, though possible intersections

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