depends.....in AKC, long coat is a serious fault but it's not a disqualifying fault. Coats can still be shown. Probably won't win tho!
I showed my longcoat bitch once, back when a class placement ribbon was needed in order to go for certain parent club awards.
--Regina and the GSDs:
UCDX von Sontausen Holy Grail (The BUNNY!) HGH, UD,RA,BN,GN, ASCA UD RAX High in Trial
PAM Monster Mike SchH2,UDX,OM1,TD,RE,VER
PAM FGDCh Ianna von Sontausen UDX,BH,TD,RE,PT (4.26.1998 - 2.11.2013)