IPA: /ɪɡˈzɛmptʃən/
KK: /ɪɡˈzɛmptʃən/
A special permission that allows someone to not follow a rule or to be free from a duty, especially in terms of taxes or obligations.
She received an exemption from paying taxes this year due to her low income.
Exemption → It is formed from "ex-" (meaning out of or from) and "emptio" (from "emere", meaning to take or buy). The word "exemption" refers to being taken out of a requirement or obligation, thus not having to comply with it.
Think of being 'taken out of' ('ex-') a requirement or obligation, which is what exemption means.