References to statutes in parentheses, footnotes, sidenotes, tables, leaderwork, and congressional work are abbreviated.
- Rev. Stat. (Revised Statutes); 43 Rev. Stat. 801; 18 U.S.C. 38
- Supp. Rev. Stat. (Supplement to the Revised Statutes)
- Stat. L. (Statutes at Large)
but Public Law 85-1; Private Law 68
Names of months followed by the day, or day and year, are abbreviated in footnotes, tables, leaderwork, sidenotes, and in bibliographies. (See examples, rule 9.45.) May, June, and July are always spelled out. In narrow columns in tables, however, the names of months may be abbreviated even if standing alone. Preferred forms follow:
- Jan.
- Feb.
- Mar.
- Apr.
- Aug.
- Sept.
- Oct.
- Nov.
- Dec.
In text only, dates as part of a citation or reference within parentheses or brackets are also abbreviated.
- (Op. Atty. Gen., Dec. 4, 2005)
- (Congressional Record, Sept. 25, 2007)
- [From the New York Times, Mar. 4, 2008]
- [From the Mar. 4 issue]
- On Jan. 25 (we had commenced on Dec. 26, 2005) the work was finished. (In footnotes, tables, leaderwork, and sidenotes)
- On January 25, a decision was reached (Op. Atty. Gen., Dec. 4, 2006). (Text, but with citation in parentheses)
but On January 25 (we had commenced on December 26, 2008) the work was finished. (Not a citation or reference in text)
Weekdays are not abbreviated, but the following forms are used, if necessary, in lists or in narrow columns in tables:
- Sun.
- Mon.
- Tues.
- Wed.
- Thurs.
- Fri.
- Sat.