Federal Rules of Civil Procedure
..XI. GENERAL PROVISIONS
Rule 86. Effective Date
- (a) [Effective date of original rules].
- These rules will take effect on the day which is 3 months subsequent to the adjournment of the second regular session of the 75th Congress, but if that day is prior to September 1, 1938, then these rules will take effect on September 1, 1938. They govern all proceedings in actions brought after they take effect and also all further proceedings in actions then pending, except to the extent that in the opinion of the court their application in a particular action pending when the rules take effect would not be feasible or would work injustice, in which event the former procedure applies.
- (b) Effective Date of Amendments.
- The amendments adopted by the Supreme Court on December 27, 1946, and transmitted to the Attorney General on January 2, 1947, shall take effect on the day which is three months subsequent to the adjournment of the first regular session of the 80th Congress, but, if that day is prior to September 1, 1947, then these amendments shall take effect on September 1, 1947. They govern all proceedings in actions brought after they take effect and also all further proceedings in actions then pending, except to the extent that in the opinion of the court their application in a particular action pending when the amendments take effect would not be feasible or would work injustice, in which event the former procedure applies.
- (c) Effective Date of Amendments.
- The amendments adopted by the Supreme Court on December 29, 1948, and transmitted to the Attorney General on December 31, 1948, shall take effect on the day following the adjournment of the first regular session of the 81st Congress.
- (d) Effective Date of Amendments.
- The amendments adopted by the Supreme Court on April 17, 1961, and transmitted to the Congress on April 18, 1961, shall take effect on July 19, 1961. They govern all proceedings in actions brought after they take effect and also all further proceedings in actions then pending, except to the extent that in the opinion of the court their application in a particular action pending when the amendments take effect would not be feasible or would work injustice, in which event the former procedure applies.
- (e) Effective Date of Amendments.
- The amendments adopted by the Supreme Court on January 21, 1963, and transmitted to the Congress on January 21, 1963, shall take effect on July 1, 1963. They govern all proceedings in actions brought after they take effect and also all further proceedings in actions then pending, except to the extent that in the opinion of the court their application in a particular action pending when the amendments take effect would not be feasible or would work injustice, in which event the former procedure applies. [ The amendments adopted by the Supreme Court on March 30, 1970, take effect on July 1, 1970. [symbol omitted] The amendments adopted by the Supreme Court on March 1, 1971, take effect on July 1, 1971. ]
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