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In July 2025 the US let Nvidia and AMD resume selling downgraded AI chips to China on condition that 15% of that revenue go to the US government, an unprecedented arrangement that raised questions over whether it amounts to an export tax.
In 2025 Disney and Universal, followed by Warner Bros. Discovery, sued the AI image service Midjourney for copyright infringement; the three cases were later consolidated.
On 13 May 2025, the US Commerce Department moved to rescind the AI Diffusion Rule two days before its compliance date, told officials not to enforce it, and issued guidance on Huawei Ascend chips and Chinese AI model training.
In April 2025 the US told Nvidia that H20 accelerators, the most advanced chips it could legally sell in China, would need export licences, forcing a charge of about US$5.5 billion.
In February 2025 a Delaware federal judge held that Ross Intelligence's use of Westlaw headnotes to train its legal AI tool infringed Thomson Reuters' copyright, and rejected its fair use defence — described as the first substantive AI copyright ruling.
A US Commerce Department interim final rule, effective 13 January 2025, that required licences for exporting advanced computing chips and the model weights of the most advanced AI models, and divided the world into three tiers of access.
On 2 December 2024, BIS added export controls on high-bandwidth memory, 24 types of chipmaking equipment, three software tools and 140 Chinese entities, widening restrictions on China's advanced-node semiconductor production for military and AI uses.
In August 2024 a US judge let illustrators suing Stability AI, Midjourney, DeviantArt and Runway AI pursue some copyright and trademark claims, while leaving the core training-data question undecided.
In June 2024 the RIAA announced that major record companies had sued Suno and Udio, two AI music generation services, alleging that building them required copying decades of copyrighted sound recordings.
On 27 December 2023 The New York Times sued OpenAI and Microsoft in Manhattan federal court, saying millions of its articles were used without permission to build AI products including ChatGPT — the first such suit by a major US media organisation.
Eleven US authors and a later class action sued OpenAI and Microsoft, alleging the companies copied books without permission to train AI chatbots, part of a wider wave of copyright litigation.
On 17 October 2023 the US Bureau of Industry and Security issued three rules updating its October 2022 chip export controls, changing the chip parameters, adding licence exceptions and requirements, and expanding the Entity List.
In January 2023 three artists filed a class-action copyright suit against Stability AI, Midjourney and DeviantArt, saying their image generators were trained on artists' work without permission — an early test of how copyright law applies to generative AI.
On 7 October 2022 the US Bureau of Industry and Security issued two rules restricting China's access to advanced computing chips, supercomputer development and advanced chip manufacturing, setting thresholds that later shaped how Nvidia sold chips in China.
