Release Notes for IMDRF Terminology Release Number 2022. Release Number 2022 incorporates the Change Requests received for the 2021 maintenance cycle. Based on numerous inquiries from users, the WG has decided to use Release Number in the format of year released, and discontinue the use of Edition and Version numbers. This release is therefore Release Number 2022, next year (2023) will be Release Number 2023, and so on. Also, please be aware that IMDRF terms and definitions use the American spelling. Overview of changes: Annex A: Added 9 terms (A0105, A0106, A020603, A050406, A050407, A050705, A050901, A090814, A210106) and modified 6 terms (A020601, A0504, A050401, A050402, A110201, A2302) Annex B: Added 1 new term (B24) and modified 1 term (B05). Annex C: Added 2 new terms (C1010, C1011). Annex D: Added 2 new terms (D1108, D19). Annex E: Added 65 new terms (E012208, E012209, E0140, E0141, E0142, E0143, E014301, E014302, E0207, E0208, E0311, E0312, E0313, E050102, E0519, E0753, E083804, E083903, E0845, E0846, E0847, E0848, E0849, E0850, E0851, E0852, E0853, E0907, E0908, E090801, E090802, E0909, E0910, E1034, E1035, E1108, E1109, E120203, E120204, E120205, E120206, E120207, E120208, E120209, E1418, E1520, E1636, E1637, E1638, E1639, E1640, E1641, E171602, E171603, E1724, E1725, E1726, E1805, E2121, E2122, E2123, E2205, E2206, E2207, E233802) and modified 11 terms (E0309, E0506, E2337, E082901, E1025, E120501, E1618, E1621, E1625, E180102, E2103) Annex F: Added 2 terms (F1006, F1007) Annex G: Added 1 term (G07003) For a complete list of comments and IMDRF decisions, please refer to the Change Log published along with this release. The deadline for Change Requests for next year's maintenance cycle is 1 September 2022. For questions on this release, please contact IMDRF AE WG Chair at HSA_MDC@hsa.gov.sg.