https://www.sbnation.com/23577117/2023-nfl-playoffs-chiefs-bengals#:~:text=Holding%2520will%2520not%2520be%2520called%2520%E2%80%9Cif%252C%2520during%2520a%2520defensive%2520charge,%252C%2520Article%25203%252C%2520Note%25201.

Then there is the second holding exception which involves specifically defensive line technique. Holding will not be called “if, during a defensive charge, a defensive player uses a ‘rip’ technique that puts an offensive player in a position that would normally be holding.” Rule 12, Section 1, Article 3, Note 1.i.