Before revision: In January 2024, the FAA announced it would not grant any production expansion of the 737 MAX as a result of the in-flight loss of a plug door panel of a MAX 9 jet .
After revision: In January 2024, the FAA announced it would not grant any production expansion of the 737 MAX until it was satisfied that more stringent quality assurance measures had been enacted, stemming from the in-flight loss of a plug door panel of a MAX 9 jet .