as far as someone (something) is concerned

US /æz fɑːr æz ˈsʌmwʌn (ˈsʌmθɪŋ) ɪz kənˈsɜːrnd/
UK /æz fɑːr æz ˈsʌmwʌn (ˈsʌmθɪŋ) ɪz kənˈsɜːrnd/
"as far as someone (something) is concerned" picture
1.

wat betreft, voor zover het iemand/iets aangaat

used to show what someone's opinion about something is, or how a particular thing affects them

:
As far as I'm concerned, it's a great idea.
Wat mij betreft, is het een geweldig idee.
As far as the budget is concerned, we need to cut costs.
Wat de begroting betreft, moeten we de kosten verlagen.