Current policy is public after 12 months. This is just changing that to 0 for future grants.

But there is still no reason to enforce it only after 2025. Enforce it immediately, retroactive to everything published last year, besides.

Researchers dumb enough to have assigned copyright to a journal (which was and is never necessary) would be powerless to claw it back without an act of Congress, but there is no reason for any ever to do it anymore.

2026. By then a new administration could come in and nix this rule.