HRS §121-29
What counts as active service and who can be relieved
This section defines active service as duty ordered by the President or the governor. It also says that officers or troops on active service can be released from duty by the proper authority.
everyone
The statute, as written — Active service
Active service is active duty, any other duty, or service done under or in pursuance of an order or call of the President of the United States or an order of the governor. Any officer or body of troops while on active service may be relieved from duty by order of the proper authority.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.