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The Billable Hour Wrote the Hallucinated Brief. AI Just Held the Pen

Every lawyer sanctioned for fake citations skipped the same step, and it is the step the economics of law practice have told them for forty years not to bill.

Hannah Lindqvist
Published
5 min read
A lawyer's desk at night with a laptop and timesheet, illustrating an opinion column on billable hours and AI-hallucinated briefs
Photograph: The Counsel

The lawyer who was fined $50,000 last week for filing a brief with eleven cases that do not exist did something that every lawyer who has read the order found easy to condemn and, if they are honest, easy to recognize. He did not open the cases. The judge was right that the sanction was for the certification rather than the software; the lawyer swore he had checked and had not. But the question the order does not ask, because it is not a judge's question, is why a practitioner with thirty years at the bar, who knew how to open a case, chose not to. The answer is not that he trusted the machine. It is that nobody was paying him to distrust it.

The step nobody bills

Think about what verification is, as a line on a timesheet. "Reviewed authorities cited in opposition brief, 1.4 hours." Clients strike that entry. In-house legal departments have spent two decades writing billing guidelines that forbid charging for "review of own work," cap research, and demand that associates not learn the law on the client's dime. Fee auditors flag it. Partners who want the bill paid delete it before it goes out. Checking, in the economy of the hour, is not work; it is the overhead of work, and overhead is what the client refuses to fund. So the step that stands between a draft and a filing is done, when it is done, in the margins — unbilled, unrewarded, and the first thing dropped when the deadline is tomorrow.

The hour, meanwhile, rewards generation. Drafting is billable; research is billable up to the cap; revisions are billable. A tool that produces a plausible brief in four minutes is, under the hour, both a threat and a temptation: a threat because the four minutes are hard to bill at the old rate, and a temptation because the hours that used to go to the first draft can now go to the three other matters on the desk. What the tool does not produce is the 1.4 hours of checking. Those were never in the budget. The brief with the fake cases is not the product of a lawyer who abandoned his standards. It is the product of a pricing system that never included the standard in the price.

The profession's own evidence

The lawyers sanctioned so far have mostly been solo practitioners and small-firm lawyers, which has let the large firms treat the problem as somebody else's. It is not. The large firms run on hours targets that start at 1,900 and are enforced through the bonus; the associates who meet them are the ones who learn fastest what not to record. And the firms have discovered that AI output billed by the hour is the most profitable product they have ever sold — a research memorandum that took ninety seconds to generate and is billed as if it took a day — which is exactly the arrangement the bar's ethics opinion on generative AI warned against in 2024, when it said a lawyer may not bill for time the tool saved. The firms have read the opinion. The timesheets suggest they have not absorbed it.

The brief with the fake cases is not the product of a lawyer who abandoned his standards. It is the product of a pricing system that never included the standard in the price.

Hannah Lindqvist

What replaces the hour

The hour has been declared dead every few years since the 1990s, and the obituaries have been wrong because nothing better was available for pricing work whose scope no one could predict. That excuse is weakening. When the first draft costs minutes, the value of the lawyer's work is concentrated in judgment: knowing what the draft should say, knowing whether it says it, knowing that the cases are real and hold what they are cited for. A pricing system that cannot charge for judgment will stop producing it. Three changes follow.

  1. Price the deliverable, not the time. A brief costs what a brief costs; the client buys an opposition that is right, and the firm's margin comes from producing it well, which now includes verifying it. Flat and fixed fees have their own pathologies — they reward corner-cutting too, if nobody checks the corners — but they at least put the check inside the price.
  2. Where the hour survives, bill the verification and say so. A firm that tells its clients that AI-assisted drafting is cheaper and verification is not, and shows both on the invoice, has an honest product. The client who strikes the verification line is buying the sanctions order, and should be told.
  3. Stop measuring associates by hours they did not spend. The first-year who bills 2,100 hours of generated drafts and the first-year who bills 1,700 hours of drafts she read are not equally valuable, and only one of them will keep the firm out of a show-cause hearing.

The objection

Hourly billing, its defenders say, is transparent: the client sees what was done and how long it took. That was true when time was a proxy for effort and effort a proxy for quality. It is not true when the time is four minutes and the quality depends entirely on what happened in the hour that was not billed. Transparency about time has become opacity about work. The sanctioned lawyers are the visible fraction of a profession that has been quietly skipping the same step for as long as clients have refused to pay for it; the machine simply made the skip detectable, by producing cases so fluent that nobody looked.

Judges will keep fining the lawyers, and they should. But the lawyers are the symptom. The hour is the disease, and the cure is to pay for the thing being right.

Hannah Lindqvist

Hannah Lindqvist

Columnist

Hannah writes on the economics of law practice. She was a litigation partner and later a law firm chief operating officer before joining The Counsel.

The views expressed in this column are the author's own and do not necessarily reflect those of The Counsel. This piece is commentary, not legal advice.