The following signs are exempt from permits and fees:
(A) Political signs;
(B) Construction signs;
(C) Real estate signs;
(D) Special event signs;
(E) Flags;
(F) Institutional signs;
(G) Public signs;
(H) Public service signs;
(I) Integral signs;
(J) Occupant/street number signs;
(K) Professional nameplates;
(L) No trespassing/no loitering signs; and/or
(M) Emergency warning signs.
(`94 Code, App. C, Art. VIII, § 5)