olemus
a legal document that allows a person or entity to authorise someone to act on its behalf within agreed limits

näiteid
https://www.ecopreneurist.com/business/letter-of-authority/

https://www.lawa.org/-/media/lawa-web/group-and--division/operations-and-emergency-management/files/cva-sample-letter.ashx

https://www.ustraveldocs.com/jo/LetterOfAuthority.pdf