New: a trial court in 1 of every 10 U.S. counties. Read the post
Court Rules

The Court Rules Blog

Practical guides on court rules, enforcement trends, filing compliance, and legal data infrastructure.

State Courts··4 min read

We Now Cover One in Ten U.S. Counties

Court Rules now has the filing rules of a state trial court in 350 U.S. counties, one in every ten. The post covers fax page limits, brief lengths, Word or PDF for proposed orders, and courtroom dress, which all differ from one county to the next.

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Developer Guide··7 min read

Meet Our Newest Team Member: A Laptop in a Drawer

Agents write most of Court Rules, and they write it faster than anything can check it. This is how our software factory works, and why its checking station lives on a laptop in a drawer.

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Product··5 min read

Paper Is Required in Department 27 and Banned in Department 32

In Clark County, Nevada, one department requires paper courtesy copies and another refuses them. A tour of what Court Rules covers in 155 counties, and where it is still thin.

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Developer Guide··6 min read

Our New Proofreader Can't Write a Single Word

TypeSafe's Jev is an AI model that can't write. It only answers yes or no. We had it check every court rule we publish against the judge's own words, and it turned out to be pickier than we are.

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Product··8 min read

Court Rules Now Has 12,000+ Filing Rules From 27 State Courts

Court Rules now covers 27 trial courts with 2,000+ judges and 12,000+ filing rules. It has reached 10,000+ litigators, paralegals, and legal-tech builders since February.

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Developer Guide··6 min read

Two Frontier Models Got the Page Limit Right. One Invented the Rule It Came From.

We asked GPT-5.1 and Gemini 3.1 Pro the same real court filing question. Both got the page limit right. One of them cited a section number and a verbatim quote that doesn't exist.

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Court Technology··6 min read

PACER in 2026: Per-Page Fees, a $125 Million Settlement and Still No API

PACER still charges $0.10 a page in 2026, a federal court just settled a $125 million overcharge suit, and real replacement is years away. Here's what that means if you're building on top of it.

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Legal Industry Analysis··7 min read

Five Legal Data APIs Compared by What They Return

PACER, CourtListener, UniCourt and Trellis are all called legal data APIs, but they answer different questions. Here is what each one returns.

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Legal Industry Analysis··6 min read

CourtListener Opened Its Full API to Every Member, and It Still Has No Field for a Judge's Filing Rules

Free Law Project's CourtListener API now gives every member full access to dockets, opinions, judges, and financial disclosures, but it has no field for what a judge requires you to file.

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Product··4 min read

Ask a Judge's Rules and Get the Answer With Its Source

Judge pages are 57 percent of what people read here. Now you can ask a question on any of them and get a plain-English answer, the rule quoted word for word, and a link to the page it came from.

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Enforcement Data··7 min read

Privacy Enforcement Is Becoming Product Data

We track 1,338 enforcement actions across 14 jurisdictions, and the recent feed shows why legal teams need structured records rather than more regulatory alerts.

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State Courts··5 min read

Four State Courts Show That Filing Rules Come From Several Layers

Our first state-court pilot covered Los Angeles, Cook, DuPage, and Kane, and it showed that state court rules come from several layers of each court.

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Deadline Tools··4 min read

Court Deadline Calculator for Business Days, Court Days, and Holidays

A deadline calculator is only useful if it knows when the court is closed. Here is how to count business days, calendar days, and court days with federal and state holiday calendars.

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California Courts··4 min read

Los Angeles Superior Court Deadline Calculator: 2026 Court Days and Holidays

Los Angeles Superior Court deadlines can move when Thanksgiving, the day after Thanksgiving, or another court holiday falls in the count. Here is how to check the date.

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Court Rules Deep Dive··6 min read

Federal Court Font Rules, From Century Schoolbook to Comic Sans

Federal judges' standing orders set the typeface, the point size and the footnote format, and one order specifies footnote size to the tenth of a point.

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Team Dispatches··7 min read

What 600 Federal Standing Orders Say

What 600+ individual practice documents from 20 federal districts say about page limits, pre-motion conferences, courtesy copies and updates, by the numbers.

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Court Culture··5 min read

Federal Courtroom Dress Codes in 2026, From Denim Bans to Crocs

Federal judges put dress code rules in their standing orders, covering flip-flops, shorts, visible tattoos and denim.

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Court Technology··5 min read

Which Federal Courts Still Require Fax Machines in 2026?

Federal court rules still ask for CD-ROMs, fax cover sheets and courtesy copies on colored paper, and we catalogued the paper requirements that remain.

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Filing Pitfalls··5 min read

How Cutoff Times and Time Zones Make a Federal Filing Late

E-filing cutoffs, time zones and the difference between midnight in New York and midnight in Los Angeles, and how each can make a federal filing late.

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Court Culture··6 min read

Federal Standing Orders That Show a Judge's Frustration

Some federal judges' standing orders show years of frustration with attorneys, and we collected examples.

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Developer Guide··6 min read

An MCP Server That Gives AI Agents Court Rules and Enforcement Data

We built an MCP server that gives AI agents access to structured court rules and enforcement data. Here is what it does and how to set it up.

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Legal Product Strategy··6 min read

Few Tools Check a Filing Against the Judge's Rules Before It Is Filed

Legal software helps lawyers draft and file, but few tools check a document against the judge's rules before it is filed. Federal docket data shows what that costs.

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Legal Industry Analysis··9 min read

The 2026 Legal Docketing Market Map

Most docketing software licenses its rules instead of maintaining them. The map shows who produces the rules behind your deadlines, where errors start and what is changing in 2026.

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Court Procedures··5 min read

How to Count a 14-Day Federal Court Deadline

How FRCP 6(a) counts calendar days, business days and court days, where judges' standing orders change the count, and how holidays move a deadline.

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Legal Industry Analysis··4 min read

How Rule 83 Lets Each Federal Judge Set Their Own Procedures

The Federal Rules of Civil Procedure were meant to create one system for every federal court. Rule 83 lets each judge add procedures of their own, and 670+ judges have done so.

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Court Rules Deep Dive··5 min read

7 Federal Court Rules That Get Filings Rejected

Spiral binding, banned footnotes in affidavits and a 3-page discovery letter limit are among the judges' rules that have caused real filing rejections.

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Court Procedures··4 min read

District Judge or Magistrate Judge: Which Rules Apply to a Discovery Dispute

Discovery disputes usually go to the Magistrate Judge and dispositive motions to the District Judge, so a brief filed under the wrong judge's rules can be rejected.

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Developer Guide··4 min read

Calculating Federal Court Deadlines With the CourtRules API

A rule that says 14 days after service leaves open whether the days are calendar or business days and what happens on a weekend. This guide turns PDF rules into exact dates with the CourtRules API.

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Law Firm Economics··4 min read

Why Researching Federal Judges' Rules Is Still Done by Hand

Every federal judge has their own procedures, and finding them, reading them and checking them for changes costs litigation practices time.

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