Corydon Law Research Desk — Federal Criminal Defense Reference

An independent reference on federal criminal law and procedure — how investigations work, how charges are built, how sentencing is calculated, and how appeals proceed — for readers in San Diego, Los Angeles, Phoenix, and federal courts throughout California and Arizona. Published by John D. Kirby, former federal prosecutor.

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Title 18U.S.C. Coverage
SDCASouthern District of California
9thCircuit Appellate Review
Research Desk

Fresh Federal Defense Briefs

These are not filler posts. They are tight, useful federal-defense briefs designed to strengthen the site, deepen the topical map, and give visitors a reason to stay.

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Featured Brief

Federal Sentencing Mitigation Before the PSR

The best sentencing work starts before the presentence report. Build the mitigation packet early so the judge sees records, not guesswork.

  • 01Employment, treatment, and caregiving evidence should be assembled before the PSR interview.
  • 02Mitigation should connect directly to the 3553(a) factors the court must weigh.
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Federal Criminal Defense Practice

Reference coverage of federal practice in the Southern District of California, Central District of California, and District of Arizona. The core authorities — 18 U.S.C. § 371, 18 U.S.C. § 3553(a), and the Federal Rules of Criminal Procedure — are quoted from their primary sources in the block below.

Federal Criminal Defense

Reference on federal cases from investigation through trial. Drug trafficking, firearms, immigration offenses, and all Title 18 charges.

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White Collar Defense

Fraud, embezzlement, insider trading, public corruption, and regulatory investigations — the statutes and how these cases are charged.

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Financial Crimes

Money laundering, wire fraud, bank fraud, securities violations, tax evasion. Reference on the statutes and the financial records at issue.

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Complex Litigation

Multi-defendant conspiracy cases, RICO, continuing criminal enterprise — procedure under 18 U.S.C. § 371 and the coconspirator statement rule.

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Criminal Appeals

Ninth Circuit appellate practice. Direct appeals, 2255 motions, and post-conviction relief under 28 U.S.C. § 1291.

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Pre-Indictment Defense

The window before charges are filed: target letters, grand jury subpoenas, search warrants, and the defenses that must be raised by pretrial motion.

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The Publisher

John D. Kirby

Former federal prosecutor. As a former Assistant U.S. Attorney, John Kirby knows how federal investigations are structured, how charging decisions are made, and how these cases are tried.

A decade as a federal prosecutor, followed by years in federal courtrooms, gives the Research Desk firsthand knowledge of how the government's side of a case is built. The desk's coverage centers on the Southern District of California, Central District of California, and District of Arizona, from San Diego to Los Angeles to Phoenix.

  • Former Assistant U.S. Attorney
  • Publisher of the Corydon Law Research Desk
  • Southern District of California — San Diego
  • Central District of California — Los Angeles
  • District of Arizona
  • Ninth Circuit Court of Appeals
Full bio →

Reference Library

Depth pages on the federal process, each linked to the statute or rule it describes.

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How Federal Criminal Cases Work

Investigations, charges, sentencing, and appeals — explained and linked to their governing statutes. Explore the practice areas or read the blog.

Contact the Editorial Team

Questions about this guide can be sent through the contact form. Submissions go to the site's regular intake and are not a direct line to any attorney.

U.S. Supreme Court Victory

Inyo County v. Paiute-Shoshone Indians of the Bishop Community
538 U.S. 701 (2003) · Argued March 31, 2003 · Decided May 19, 2003

Editor John D. Kirby personally argued this case before the United States Supreme Court and won a unanimous decision — one of fewer than 1% of attorneys to argue before the nation's highest court. Full biography and published works →

Commentary & Analysis

Recent reference posts from the Research Desk blog.

Federal Sentencing Mitigation Before the PSR

Why the mitigation record should be assembled before the presentence report — the 18 U.S.C. § 3553(a) factors and the guideline framework of 28 U.S.C. § 994.

Primary sources

Sources listed above were accessed and verified on August 20, 2026. Statutes and rules are quoted from the linked primary pages as published on that date. Information on this site is general in nature and is not legal advice.

Published by the Corydon Law Research Desk — John D. Kirby, publisher — former federal prosecutor. This page is reference information about federal law and procedure, not legal advice.