Answered By: Kate Britt
Last Updated: Feb 24, 2022     Views: 300

ABA Formal Opinions (1924- present) & Informal Opinions (1945- present):

  • Opinions of the Committee on Professional Ethics: with the Canons of professional ethics, annotated, and Canons of judicial ethics, annotated (Smith/Annex KF 305. A2 1967) includes texts of formal opinions no. 1 -315 (1924-1966) 
  • Informal ethics opinions (Smith KF305 .A2 1975) 2-vol. set that contains texts of informal opinions C-230a – 1284 (1961-1973)
  • Formal and Informal Ethics Opinions: Formal opinions 316-348, informal opinions 1285-1495 (Smith/Annex KF 305 .A2 1985a) includes texts of formal opinions 1967-1982 and informal opinions 1974 to 1982.
  • Formal and informal ethics opinions, 1983-1998 (Smith KF 305 .A2 2000x) Contains formal opinions 349-412 and informal opinions 1496-1530 
  • ABA/BNA lawyers' manual on professional conduct (Smith KF 305 .A8 A23x) Contains informal and formal opinions 1980-present.
  • Lexis Advance
    • ABA Formal Ethics Opinions 1924-present (Search "FOPIN")
    • ABA Informal Ethics Opinions 1959-2009 (Search "INFOP")
  • Westlaw: Search "ABA Ethics Opinions"
    • Formal Opinion coverage begins January 1924
    • Informal Opinion coverage begins July 1961
  • ABA ethics opinions are available for purchase online and can be downloaded free of charge by ABA members for one year after their issuance.

State Codes and Ethics Opinions

Michigan Ethics Opinions

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