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Rule 44-I.Proving Statutes, Ordinances, and Regulations

Group VI: Trials · Last amended 2017 · Last verified July 14, 2026

In one sentenceRule 44-I gives a presumption of authenticity to printed books or pamphlets that appear on their face to be the published statutes, ordinances, or regulations of the United States, a state or territory, or a foreign jurisdiction, treating the court's determination as a ruling on a question of law.

Full Text of Rule 44-I

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Printed books or pamphlets purporting on their face to be the statutes, ordinances, or regulations of the United States, of any state or territory of the United States, or of any foreign jurisdiction, which are either published by the authority of the state, territory, or foreign jurisdiction or are commonly recognized in its courts, must be presumptively considered by the court to constitute the statutes, ordinances, or regulations. The court's determination must be treated as a ruling on a question of law.

Comment

Stylistic changes were made to this rule to conform with the 2007 amendments to the Federal Rules of Civil Procedure.

Plain-English Summary

Proving what a law says can otherwise require calling a witness to authenticate a government publication. Rule 44-I removes that burden for the ordinary case: a printed book or pamphlet that purports on its face to be the statutes, ordinances, or regulations of the United States, of any state or territory, or of a foreign jurisdiction is presumptively treated by the court as constituting those laws — as long as it is either published by the authority of the relevant government or commonly recognized as authoritative in that government's own courts.

That second option matters for jurisdictions where an official government printing may not exist or may not be readily available; a compilation that the jurisdiction's own courts routinely treat as authoritative can satisfy the rule even without a formal government imprint. The presumption spares the parties from having to independently prove that the book they are relying on accurately reflects the applicable law.

The rule also fixes how this determination is treated procedurally: the court's decision about what the law says is a ruling on a question of law, not a factual finding. That classification matters because rulings on law and findings of fact are reviewed differently, and it keeps questions about the content of a foreign or sister-jurisdiction's law where they belong — as legal determinations for the court rather than factual questions for a jury.

Frequently Asked Questions

Do I have to authenticate a printed compilation of another state's statutes before using it in court?

Not if it fits Rule 44-I. A printed book or pamphlet that purports on its face to be that state's statutes, and is either published by the state's authority or commonly recognized as authoritative in that state's own courts, is presumptively treated as constituting those statutes.

Does this rule cover the laws of a foreign country, or only U.S. states?

It covers all three: the statutes, ordinances, or regulations of the United States, of any state or territory, and of a foreign jurisdiction, as long as the printed source meets the rule's publication-or-recognition standard.

What if a government does not officially publish its own statutes?

Rule 44-I still applies if the printed compilation is commonly recognized as authoritative in that jurisdiction's own courts, even without an official government publication.

Is the court's determination of what a foreign law says treated as a fact question for the jury?

No. Rule 44-I specifies that the court's determination must be treated as a ruling on a question of law, which keeps it with the judge rather than the jury.

Can the other side still dispute that the compilation I'm relying on is accurate?

The rule creates a presumption, not an irrebuttable conclusion, so a party can still contest whether a particular printed source qualifies — for instance, by challenging whether it is published by the government's authority or recognized as authoritative in its courts.

Source & verification. Rule text and official Comments are reproduced verbatim from the District of Columbia Superior Court Rules of Civil Procedure, adopted by the Superior Court of the District of Columbia. Last verified July 14, 2026. · Official source
Also known as: proving foreign statutes dc superior courtpresumption of authenticity printed law booksruling on question of law foreign statuteauthenticating out of state statutes dccommonly recognized statute book dc rule