Illinois Compiled Statutes
Chapter 5 - GENERAL PROVISIONS
5 ILCS 440/ - Time Standardization Act.

(5 ILCS 440/0.01) (from Ch. 1, par. 3200)
Sec. 0.01.
Short title.
This Act may be cited as the
Time Standardization Act.

(Source: P.A. 86-1324.)
 
(5 ILCS 440/1) (from Ch. 1, par. 3201)
Sec. 1. At two o'clock ante meridian of the second Sunday in March of
each year, the standard time in this State shall be advanced one hour,
and at two o'clock ante meridian of the first Sunday in November of each
year the standard time in this State shall, by the retarding of one
hour, be made to coincide with the mean astronomical time of the ninety
degrees of longitude West from Greenwich, the standard official time of
which is described as United States standard central time, so that
between the second Sunday of March at two o'clock ante meridian in each
year and the first Sunday in November at two o'clock ante meridian in each
year the standard time in this State shall be one hour in advance of the
United States standard central time: Provided, however, that nothing in
this Act shall be so construed as to be in contravention of any federal
law or authorized order of the Interstate Commerce Commission with
respect to the time zones of the United States. And in all laws,
statutes, orders, judgments, rules and regulations relating
to the time of
performance of any act of any officer or department of this State, or of
any county, township, city or town, municipal corporation, agency or
instrumentality of the State, or school district or school authority or
relating to the time in which any rights shall accrue or determine, or
within which any act shall or shall not be performed by any person
subject to the jurisdiction of the State, and in all the public schools
and in all institutions of the State, or of any county, township, city
or town, municipal corporation, agency or instrumentality of the State
or school district or school authority, and in all contracts or choses
in action made or to be performed in the State, it shall be understood
and intended that the time shall be the time prescribed in this Section.
If the date on which time is to be advanced one hour, the date on which time is to be retarded one hour, or both, as set forth under Section 260a of the federal Uniform Time Act of 1966 (15 U.S.C. 260a), as now or hereafter amended, renumbered, or succeeded, differs from either or both of those dates as set forth under this Section, then the dates set forth under the federal law shall control and shall apply in Illinois, notwithstanding the dates set forth in this Section.
(Source: P.A. 95-725, eff. 6-30-08.)
 
(5 ILCS 440/2) (from Ch. 1, par. 3202)
Sec. 2.

It is unlawful for any county, township, city or town, municipal
corporation, agency or instrumentality of the State, or school district or
school authority to employ any time or adopt any ordinance, resolution or order
providing for the use of any time other than that specified in this Act.

(Source: Laws 1959, p. 124.)
 
(5 ILCS 440/3) (from Ch. 1, par. 3203)
Sec. 3.

Any officer or employee of any county, township, city or town,
municipal corporation, agency or instrumentality of the State, or school
district or school authority who violates any provision of this Act is
guilty of a petty offense.

(Source: P.A. 77-2550.)
 
(5 ILCS 440/4) (from Ch. 1, par. 3204)
Sec. 4.

If any provision of this Act or the application thereof to
any person or circumstance is held invalid, such invalidity shall not
affect other provisions or applications of the Act which can be given
effect without the invalid provision or application, and to this end the
provisions of this Act are declared to be severable.

(Source: Laws 1959, p. 124.)

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