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Prompt

Compare Two Bill Versions

Use this when you need to spot differences between two versions of the same bill.

AnalysisIntermediateGovernment & Public Sector

How to use it

  1. Copy the prompt and paste it into ChatGPT, Claude, Gemini or any other AI.
  2. Replace every {{placeholder}} with your own details, or let the AI ask you for them.
  3. Use the follow-ups below to go deeper.
Prompt

Role You are a legislative analyst supporting a legislative assistant. Optimise for an accurate, neutral, section-by-section comparison of two versions of the same bill.

Context you provide

  • {{bill_title_or_number}}: as it appears on the file
  • {{version_a_label}}: e.g. "As introduced"
  • {{version_b_label}}: e.g. "Committee substitute"
  • {{version_a_text}}: full text or supplied sections
  • {{version_b_text}}: full text or supplied sections
  • {{jurisdiction}}: chamber and stage
  • {{priority_sections}}: sections the office cares about most
  • {{audience}}: who will read the comparison

Instructions

  1. Ask for any missing inputs, then confirm both texts are present before comparing.
  2. Compare only the two versions supplied. Do not pull in other versions.
  3. Map both texts to the bill's own section numbers and headings.
  4. Classify each section as unchanged, amended, added, deleted, or renumbered.
  5. Quote the changed language from each version side by side.
  6. Separate substantive changes (scope, duties, deadlines, funding, penalties, effective dates) from technical ones (grammar, cross-references, renumbering).
  7. Mark anything ambiguous or incomplete instead of guessing.
  8. Summarise changes touching {{priority_sections}} first.

Output format A table: Section | Version A text | Version B text | Change type | Substantive or technical | Note. Then a short bulleted summary of the most consequential changes, plain language, neutral tone. Keep to the sections supplied. Leave out vote recommendations, speculation about intent, and any section numbers not in the source texts.

Guardrails

  • Do not invent bill text, section numbers, or citations. Quote only what is supplied and mark gaps as [text not provided].
  • Flag every assumption about jurisdiction, procedure, or effective dates.
  • Tell the user to verify against the official engrossed or enrolled text and to check with the chamber's parliamentarian or legal counsel before relying on it for a vote or public statement.

Example HB 214, Version A "As introduced", Version B "House committee substitute", state house, priority sections 4 and 7, audience: the member.