FOR ARCHIVING: Registration form for 'xhm' --- LANGUAGE SUBTAG REGISTRATION FORM 1. Name of requester: Doug Ewell 2. E-mail address of requester: doug at ewellic.org 3. Record Requested: Type: language Subtag: xhm Description: Middle Khmer (1400 to 1850 CE) 4. Intended meaning of the subtag: 5. Reference to published description of the language (book or article): 6. Any other relevant information: This registration tracks a change made to ISO 639-3 effective 2022-01-20, adding the code element 'xhm' for Middle Khmer (1400 to 1850 CE). For more information on the ISO 639-3 change, refer to: https://iso639-3.sil.org/sites/iso639-3/files/reports/639-3_ChangeRequests_2021_Summary.pdf