Raw-milk cheesemakers have lived with the same aging clock for decades: a minimum hold period before a wheel made from unpasteurized milk can go to market. That clock is back under active review, and this time the question isn't the one members expected. It isn't really about listeria or salmonella risk, which is what the original rule was built around. It's about a newer pathogen concern moving through dairy herds, and new research suggesting that time alone may not be the variable that matters most.
A recent university-led study, cited by the federal food-safety regulator as it opens this review, found that aging by itself did not reliably clear the pathogen in question from finished cheese. What did seem to matter was acidity — wheels that dropped to a low pH during the make held up better than wheels that didn't, regardless of how long they sat on the board afterward. If that finding holds up under further scrutiny, it points toward a very different kind of rule: one that measures your cheese's actual chemistry at some point in the process, rather than counting days on a calendar.
What a comment period on this would actually ask
We don't yet have a proposed rule text, only a formal notice that the criteria are being reconsidered. Based on how these reviews have gone before, expect any eventual proposal to ask about three things: how consistently small producers can measure and document pH during a make, what a compliance record would need to look like if aging alone stopped being sufficient, and whether an alternative pathway — passing a pH threshold, for instance — should sit alongside the existing time-based one rather than replace it outright. None of that is settled. All of it is exactly the kind of detail that gets decided by who shows up with usable data during the comment window.
This is precisely the sort of testimony our most consistent advocacy volunteers have carried for years. Tom Reyes, who has logged more legislative and regulatory actions with us than almost anyone in the federation, put it plainly on a recent advocacy call: the members most affected by a pH-based standard are the ones least likely to have a lab on-site, and a workable rule has to account for that gap before it asks farmstead producers to prove compliance on demand. He's spent years testifying on raw-milk rules at the state level, and he says the pattern repeats itself every time — the producers writing the most careful comments are rarely the ones with a lab budget to match.
What to do now
Nothing changes in your make room today — the current aging requirement stands, and no producer should treat this review as a signal to shorten a hold period early. What you can do is get ahead of the paperwork question: if you don't already track pH readings at the point of vat set and at unmolding, start now, informally, so you have your own multi-batch record before any formal comment period opens. A simple log — date, batch, pH at set, pH at unmold — is enough to start; you don't need lab-grade equipment to begin building that history, just a calibrated meter and the discipline to write the number down every time.
The Food Safety Committee is compiling member input on what a documentation standard should realistically require, and wants to hear from anyone currently making raw-milk cheese, whether you've ever filed a comment before or not. If your only exposure to a comment period so far has been reading about one in this newsletter, this is a reasonable first one to try. The committee has said it will help members translate rough production notes into the kind of comment that regulators actually weigh, which matters more than polish when the goal is showing what compliance would really require on a small production floor.
The International Cheese Federation (ICF) and More Cheese are entirely fictional. This post is demonstration content created for MemberJunction. All people, organizations, events, courses, certifications, figures, and quotations in it are invented, and nothing here represents a real association, a real business, a real person, or real professional advice.