Mich. Comp. Laws » Michigan Compiled Laws / Chapter 8 / R.S. of 1846
Michigan Compiled Laws

Mich. Comp. Laws § 8.3j (2026)

“Month” and “year” defined.

✓ current as of July 2026
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Revised Statutes of 1846


R.S. of 1846


8.3j “Month” and “year” defined.

Sec. 3j.

    The word "month" means a calendar month; the word "year", a calendar year; and the word "year" alone shall be equivalent to the words "year of our Lord".

History: Add. 1959, Act 189, Imd. Eff. July 22, 1959

Notes of Decisions
Cited in 7 cases (1 in the last 5 years), 1973–2025 · leading case: People v. Costner, 870 N.W.2d 582 (Mich. Ct. App. 2015).
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People v. Costner, 870 N.W.2d 582 (Mich. Ct. App. 2015). · cites it 27× “Defendant relied on MCL 8.3j, which defined “year” as “a calendar year.”
Advisory Opinion Re Constitutionality of 1972 PA 294, 1972 PA 294 (Mich. 1973). · cites it 2× “212(9); — month and year, MCLA 8.3j; MSA 2.212(10); — person, MCLA 8.”
People v. Harper, 269 N.W.2d 470 (Mich. Ct. App. 1978). · cites it 2× “212(2), which provides "years" may be construed as "year", and under MCL 8.3j; MSA 2.212(10), "the word `year'" equals "a calendar year".”
Dafter Twp. v. Reid, 406 N.W.2d 255 (Mich. Ct. App. 1987). “MCL 8.3j; MSA 2.212(10). Two calendar years after the date of issuance is September 10, 1985.”
People of Michigan v. Evans Costner III (Mich. Ct. App. 2015). · cites it 9× “Doing so here compels us to define the disputed phrase in terms of calendar years.”
People of Michigan v. Casey David Ward (Mich. Ct. App. 2019). · cites it 4× “In Costner, this Court specifically addressed and rejected the defendant’s argument that the “calendar year” definition in MCL 8.3j should control, noting that the definitions provided in MCL 8.”
Woods v. Detroit Police Dep't (E.D. Mich. 2025). “LAWS § 8.3j, and excludes the first day in a given period for the purposes of statutes of limitations, id.”
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