The House Ethics Committee has opened an investigation into Rep. Max Miller, an Ohio Republican, reviewing whether he engaged in domestic violence and abuse or illegal drug use, according to a committee press release dated August 4, 2026.

The committee announced the review through a joint statement by the chairman and ranking member, issued under Committee Rule 18(a), which governs the panel's authority to investigate allegations of misconduct by House members. The press release was published on the committee's website the evening of August 4, with NPR reporting the story the following morning on Morning Edition, with reporting by Steve Inskeep. NPR

Miller asked the House Ethics Committee to probe the domestic abuse allegations that have surrounded his reelection bid, according to NPR. The allegations that Miller abused his ex-wife and their young child emerged in recent legal filings, CBS News reported. CBS News

Miller has denied the allegations. The National Desk and KYUK both reported his denial on August 4.

The committee's review covers three specific areas of concern: whether Miller engaged in domestic violence, whether he committed abuse, and whether he used illegal drugs, according to The Hill and The National Desk. The joint statement from the committee's leadership did not detail the specific factual basis for each line of inquiry. The Hill

Miller faces growing calls to end his reelection campaign as the allegations have circulated, ABC30 reported. The precise sources of those calls were not specified in the available reporting.

The committee's action follows a pattern established under House Rule 18(a), which requires the panel to notify the subject of an investigation within 90 days of establishing an investigative subcommittee or, as in this case, authorizing a review. The joint chairman-and-ranking-member statement is the standard mechanism the committee uses to publicly disclose that a review is underway without prejudging the outcome. The committee routinely notes in such statements that the mere fact of a review does not indicate that any violation has occurred.

The allegations surfaced through legal filings connected to a custody dispute, according to CBS News. The National Desk characterized the matter as tied to a custody battle. The specifics of those filings, including when they were submitted to court and the jurisdiction in which they were filed, were not detailed in the available reporting. The National Desk

Miller, who represents Ohio's 7th Congressional District, is seeking reelection. The Ethics Committee review will run concurrently with his campaign, meaning the investigation will unfold in the public eye as voters evaluate his candidacy.

The Ethics Committee has not announced a timeline for completion of the review. Under committee rules, investigations can extend for months, and the panel has the option to empanel an investigative subcommittee if it determines formal proceedings are warranted. The committee's August 4 press release indicated only that the review is ongoing.

For Hill watchers, the Miller review arrives at a moment when the Ethics Committee has been active on multiple fronts. The panel's decision to proceed with a formal review, rather than refer the matter to the Office of Congressional Ethics for preliminary assessment, suggests the committee leadership determined the allegations met the threshold for direct committee action under Rule 18(a). That determination does not itself constitute a finding of wrongdoing; the committee's own statement of its review notes that the investigation may ultimately find no violation occurred.

The political stakes for House Republicans are straightforward: Miller's seat is not currently rated as competitively at-risk in the available reporting, but an open ethics investigation into an incumbent during a campaign cycle introduces uncertainty that party leadership will have to manage. Calls for Miller to withdraw, if they intensify, would force a decision point for Republican leadership about whether to weigh in publicly before the committee concludes its work.

Miller's decision to request the committee probe himself is notable as a procedural matter. Members who refer themselves to the Ethics Committee typically do so to establish a formal venue for examining allegations, effectively moving the matter into a process with defined rules and confidentiality strictures. Whether that strategy will contain the political fallout depends in significant part on the committee's timeline and what the investigation ultimately finds.