what is a field service advice
Field Service Advice Basics. Field Service Advice (FSA) is case specific advice provided to examiners by the Associate Chief Counsel. FSA does not represent a final determination of the Service's position, even in the case for which it was requested. (Requests for Field Service Advice, I.R.M. Â§ 4.8.8.12.1.3) The IRS has phased out FSAs. Below is a pertinent abbreviation. Federal Service Advice Memorandum=FSA or F.S.A.