Britain’s Competition and Markets Authority launched a formal probe of Paramount’s planned purchase of Warner Bros. Discovery. The watchdog flagged the $110 billion merger as a potential competition threat and set the investigation’s first phase to begin on June 10. Regulators will assess whether combining the two studios could lessen choices for consumers and advertisers.

The CMA must decide by August 7 whether to open a deeper, second phase. A full inquiry would push Paramount’s hoped‑for closing into the third quarter, creating uncertainty for shareholders. Meanwhile, several U.S. states, including California and New York, are preparing lawsuits to block the deal, and Attorney General Rob Bonta has already pledged a state‑level investigation.

The merger would unite Paramount’s film and TV libraries with WBD’s extensive streaming assets, creating a rival that could challenge Netflix’s dominance. Industry analysts warn that reduced competition might lead to higher subscription fees and fewer content choices. Until the CMA issues its ruling, the transaction hangs in limbo, and both companies face immediate strategic uncertainty.

If the CMA escalates to phase two, it can block the merger or impose conditions such as divesting overlapping assets. Such remedies would reshape the deal’s structure and could force Paramount to seek alternative growth strategies, altering the competitive balance of global media.