On September 5, 2023, the U.S. Copyright Office Review Board upheld the decision of the Copyright Office to deny registration for a digital artwork created using the Midjourney text-to-image GenAI tool. The Review Board ruled that the use of text prompts alone did not meet the criteria for human authorship, despite the artwork being created through 624 iterative prompts.
https://www.jdsupra.com/legalnews/copyright-office-holds-that-600-prompt-1643949/
https://www.jdsupra.com/legalnews/copyright-office-holds-that-600-prompt-1643949/