prejudicial error (Illinois) · Go Syfert
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prejudicial error in Illinois

173 Illinois opinions name it 2 courts 1899–2026 21 in the last five years

The cases below were cited by Illinois courts in a sentence that names this issue. Sides come from how each citing opinion treated the case (Syfertize flag on that citation), so a case can appear on both: that is where the law is contested. A red or yellow chip is the case's own overall treatment.

Followed or applied (28)

CaseFollowedCited
Gillespie v. Chrysler Motors Corp.green
ill · 1990 · cited in 20 Illinois opinions naming this issue, 1991–2017
2 sentences

2017App. 3d at 856 (citing Gillespie v. Chrysler Motors Corp., 135 Ill. 2d 363, 375 (1990)). ¶ 25 The cases that have applied it have held that the plain-error doctrine may be applied in civil cases only where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process itself.

2016App. 3d at 856 (citing Gillespie v. Chrysler Motors Corp., 135 Ill. 2d 363, 375 (1990)). ¶ 25 The cases that have applied it have held that the plain-error doctrine may be applied in civil cases only where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process itself.

1320
In Re Marriage of Saheb and Khazalgreen
illappct · 2007 · cited in 13 Illinois opinions naming this issue, 2010–2025
2 sentences

2024The plain-error doctrine may be applied “in civil cases only where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process.” (Internal quotation marks omitted.) In re Marriage of Saheb, 377 Ill.

2023“In civil cases, the plain error rule usually applies ‘only where an act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process.” In re M.S., 2018 IL App (1st) 172659, ¶ 27 (quoting In re Marriage of Saheb, 377 Ill.

1113
People v. Marie H. (In Re M.S.)green
illappct · 2018 · cited in 8 Illinois opinions naming this issue, 2018–2023
2 sentences

2023“In civil cases, the plain error rule usually applies ‘only where an act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process.” In re M.S., 2018 IL App (1st) 172659, ¶ 27 (quoting In re Marriage of Saheb, 377 Ill.

2023See In re M.S., 2018 IL App (1st) 172659, ¶ 27 (“for plain error to apply, the error must be prejudicial; that is, the case must be a close one”); Arient, 2015 IL App (1st) 133969, ¶ 37 (plain error doctrine applies in civil cases -29- 1-22-0816 “only where the act complained of was a prejudicial error”).

78
People v. Herrongreen
ill · 2005 · cited in 7 Illinois opinions naming this issue, 2015–2020
2 sentences

2020Herron, 215 Ill. 2d at 187 . ¶ 36 Here, defendant argues that the trial court committed prejudicial error when it permitted, inter alia, Joseph’s testimony regarding the gun removed from defendant’s bedroom; Toth, Gamboe, and Grinston’s testimonies concerning the weapon recovered from Grinston’s residence; and defendant’s statements pertaining to various weapons during his interview with law enforcement.

2015See Herron, 215 Ill. 2d at 187 ; accord People v. Piatkowski, 225 Ill. 2d 551, 565 (2007).

67
People v. Piatkowskigreen
ill · 2007 · cited in 6 Illinois opinions naming this issue, 2015–2015
2 sentences

2015See Herron, 215 Ill. 2d at 187 ; accord People v. Piatkowski, 225 Ill. 2d 551, 565 (2007).

2015See Herron, 215 Ill. 2d at 187 ; accord People v. Piatkowski, 225 Ill. 2d 551, 565 (2007).

66
Lange v. Freundgreen
illappct · 2006 · cited in 8 Illinois opinions naming this issue, 2007–2026
2 sentences

2026Here, even if the special circumstances were requested, no argument was presented that contended that “ ‘the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process itself.’ ” Id. (quoting Lange v. Freund, 367 Ill.

2026App. 3d 1, 8 (2007)); however, the “ ‘doctrine is applied in civil cases only where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process itself.’ ” Id. (quoting Lange v. Freund, 367 Ill.

48
Wilbourn v. Cavalenesgreen
illappct · 2010 · cited in 11 Illinois opinions naming this issue, 2014–2025
2 sentences

2025Our own research has revealed that something akin to the plain-error doctrine has been applied exceedingly rarely in civil cases and “ ‘only where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair - 24 - trial and substantially impaired the integrity of the judicial process.’ ” Wilbourn v. Cavalenes, 398 Ill.

2014It applies " 'where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process.' " Wilbourn v. Cavalenes, 398 Ill.

311
Belfield v. Coopgreen
ill · 1956 · cited in 6 Illinois opinions naming this issue, 1991–2010
2 sentences

2010App. 3d 58, 66 (1991), citing Belfield v. Coop, 8 Ill. 2d 293, 313 (1956)), the plain error doctrine finds greater application in criminal cases (Gillespie v. Chrysler Motors Corporation, 135 Ill. 2d 363, 375 (1990)), and is “applied in civil cases only where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process.” In re Marriage of Saheb, 377 Ill.

2010App. 3d 58, 66 (1999), citing Belfield v. Coop, 8 Ill. 2d 293, 313 (1956)), the plain error doctrine finds greater application in criminal cases (Gillespie v. Chrysler Motors Corp., 135 Ill. 2d 363, 375 (1990)) and is “applied in civil cases only where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process” (In re Marriage of Saheb, 377 Ill.

36
Arient v. Shaikgreen
illappct · 2015 · cited in 9 Illinois opinions naming this issue, 2016–2026
2 sentences

2023See In re M.S., 2018 IL App (1st) 172659, ¶ 27 (“for plain error to apply, the error must be prejudicial; that is, the case must be a close one”); Arient, 2015 IL App (1st) 133969, ¶ 37 (plain error doctrine applies in civil cases -29- 1-22-0816 “only where the act complained of was a prejudicial error”).

2022See In re M.S., 2018 IL App (1st) 172659, ¶ 27 (“for plain error to apply, the error must be prejudicial; that is, the case must be a close one. [Citations.]”); Arient, 2015 IL App (1st) 133969, ¶ 37 (plain error doctrine applies in civil cases “only where the act complained of was a prejudicial error”).

29
Harris Trust & Savings Bank v. Village of Barrington Hillsgreen
ill · 1989 · cited in 2 Illinois opinions naming this issue, 2009–2009
2 sentences

2009Harris Trust & Savings Bank v. Village of Barrington Hills, 133 Ill. 2d 146, 156 , 549 N.E.2d 578, 582 (1989).

2009Harris Trust & Savings Bank v. Village of Barrington Hills, 133 Ill. 2d 146, 156 , 549 N.E.2d 578, 582 (1989).

22
People v. Benitezgreen
ill · 1996 · cited in 2 Illinois opinions naming this issue, 2006–2006
2 sentences

2006Thus, a court must "balance the gravity and the seriousness of [the] misconduct with the sufficiency of the evidence supporting the probable cause finding." Edmonson , 113 Idaho at *45 237, 743 P.2d at 466 ; see 725 ILCS 5/112-4(d) (West 2004); People v. Benitez, 169 Ill.2d 245, 252 , 214 Ill.Dec. 490 , 661 N.E.2d 344 (1996) (an indictment requires probable cause).

2006Thus, a court must “balance the gravity and the seriousness of [the] misconduct with the sufficiency of the evidence supporting the probable cause finding.” Edmonson, 113 Idaho at 237 , 743 P.2d at 466 ; see 725 ILCS 5/112 — 4(d) (West 2004); People v. Benitez, 169 Ill. 2d 245, 252 (1996) (an indictment requires probable cause).

22
State v. Edmonsongreen
idaho · 1987 · cited in 2 Illinois opinions naming this issue, 2006–2006
2 sentences

2006App. 3d at 436-37 ; State v. Edmonson, 113 Idaho 230, 237 , 743 P.2d 459, 466 (1987); Black’s Law Dictionary 1179 (6th ed. 1990) (a prejudicial error is one that affects the final result of the proceeding).

2006App. 3d at 436-37 ; State v. Edmonson, 113 Idaho 230, 237 , 743 P.2d 459, 466 (1987); Black’s Law Dictionary 1179 (6th ed. 1990) (a prejudicial error is one that affects the final result of the proceeding).

22
People v. Chapmangreen
ill · 2000 · cited in 2 Illinois opinions naming this issue, 2005–2005
2 sentences

2005See People v. Chapman, 194 Ill. 2d 186, 226 (2000).

2005See People v. Chapman , 194 Ill. 2d 186, 226 (2000).

22
People v. Newberrygreen
ill · 1995 · cited in 1 Illinois opinions naming this issue, 2026–2026
11
In re J.C.green
illappct · 2024 · cited in 1 Illinois opinions naming this issue, 2025–2025
11
People v. Andersongreen
illappct · 1992 · cited in 1 Illinois opinions naming this issue, 2023–2023
11
Nassar v. County of Cookgreen
illappct · 2002 · cited in 1 Illinois opinions naming this issue, 2018–2018
11
In re: Jessica H.green
illappct · 2014 · cited in 1 Illinois opinions naming this issue, 2016–2016
11
People v. Childsgreen
ill · 1994 · cited in 1 Illinois opinions naming this issue, 2012–2012
11
People v. Mattisgreen
illappct · 2006 · cited in 1 Illinois opinions naming this issue, 2006–2006
11
People v. Hoopergreen
ill · 1989 · cited in 1 Illinois opinions naming this issue, 1993–1993
11
People v. Manleygreen
illappct · 1991 · cited in 1 Illinois opinions naming this issue, 1993–1993
11
People v. Weavergreen
ill · 1982 · cited in 1 Illinois opinions naming this issue, 1993–1993
11
People v. Romangreen
illappct · 1981 · cited in 1 Illinois opinions naming this issue, 1992–1992
11
Bruske v. Arnoldgreen
ill · 1969 · cited in 1 Illinois opinions naming this issue, 1990–1990
11
Muscarello v. Petersongreen
ill · 1960 · cited in 1 Illinois opinions naming this issue, 1990–1990
11
Sommese v. Maling Bros., Inc.green
ill · 1966 · cited in 1 Illinois opinions naming this issue, 1990–1990
11
Underwood v. Pennsylvania Railroadgreen
ill · 1966 · cited in 1 Illinois opinions naming this issue, 1990–1990
11

Distinguished, questioned or overruled (0)

CaseNegativeCited
No negative-treatment citations attached to this issue in Illinois. Read the followed side critically anyway.

Also cited on this issue (52)

CaseCitedYears
People v. Knight green
illappct · 2001
2 sentences

2022Knight, 323 Ill.

2007Knight, 323 Ill.

52002–2022
Baumrucker v. Express Cab Dispatch, Inc. green
illappct · 2017
2 sentences

2026Appellate courts have applied the plain-error doctrine in civil cases in “exceedingly rare” instances where 17 the complained-of ruling “was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process.” (Internal quotation marks omitted.) Id.

2026Therefore, the first three references to the prior iterations were not properly preserved and only the objections raised during Jesse’s testimony were properly preserved. ¶ 138 “[I]n order for the [plain error] doctrine to apply in a civil case, the party proposing the use of the doctrine must show a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process itself.” Nwaokocha v. Illinois Department of Financial and Professional Regulation, 2018 IL App (1st) 162614 , ¶ 68 (citing Baumrucker v. Express C

42018–2026
Schultz v. NORTHEAST ILL. REGIONAL COMMUTER RAILROAD CORP. green
ill · 2002
2 sentences

2007Again, we note that we will not reverse on the grounds alleged by defendants unless we find that the trial court abused its discretion and “[t]he standard for deciding whether a trial court abused its discretion is whether, taken as a whole, the instructions fairly, fully, and comprehensively apprised the jury of the relevant legal principles. [Citation.] A reviewing court ordinarily will not reverse a trial court for giving faulty instructions unless they clearly misled the jury and resulted in prejudice to the appellant.” Schultz, 201 Ill. 2d at 273-74 .

2007Again, we note that we will not reverse on the grounds alleged by defendants unless we find that the trial court abused its discretion and "[t]he standard for deciding whether a trial court abused its discretion is whether, taken as a whole, the instructions *904 fairly, fully, and comprehensively apprised the jury of the relevant legal principles. [Citation.] A reviewing court ordinarily will not reverse a trial court for giving faulty instructions unless they clearly misled the jury and resulted in prejudice to the appellant." Schultz, 201 Ill.2d at 273-74 , 266 Ill.Dec. 892 , 775 N.E.2d 964

42006–2007
Roviaro v. United States green
scotus · 1957
2 sentences

1989We conclude that, under these circumstances, the trial court committed prejudicial error in permitting the Government to withhold the identity of its undercover employee in the face of repeated demands by the accused for his disclosure.” (Emphasis added.) ( 353 U.S. at 63-65 , 1L.

1981Ed. 2d 639 , 77 S. Ct. 623 , in which the United States Supreme Court held that the trial court committed prejudicial error in permitting the government to withhold the identity of an informer who had purchased heroin from the defendant.

31974–1989
Matthews v. Avalon Petroleum Co. green
illappct · 2007
2 sentences

2026Here, even if the special circumstances were requested, no argument was presented that contended that “ ‘the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process itself.’ ” Id. (quoting Lange v. Freund, 367 Ill.

2026App. 3d 1, 8 (2007)); however, the “ ‘doctrine is applied in civil cases only where the act complained of was a prejudicial error so egregious that it deprived the complaining party of a fair trial and substantially impaired the integrity of the judicial process itself.’ ” Id. (quoting Lange v. Freund, 367 Ill.

22026–2026
People v. Stapinski green
ill · 2015
2 sentences

2022Stapinski, 2015 IL 118278, ¶ 35 .

2021Id.

22021–2022
People v. Holmes green
ill · 1978
2 sentences

2017Id. at 509 . ¶ 24 However, plaintiff’s reliance on Holmes is misplaced.

2016Id. at 509 . ¶ 24 However, plaintiff’s reliance on Holmes is misplaced.

22016–2017
Elam v. Lincoln Electric Co. green
illappct · 2005
2 sentences

2008Elam, 362 Ill.

2008Elam, 362 Ill.App.3d at 900 , 299 Ill.Dec. 305 , 841 N.E.2d at 1051 .

22008–2008
People v. Galvan green
illappct · 1976
2 sentences

2005Galvan , 42 Ill.

2005Galvan, 42 Ill.

22005–2005
The People v. Montgomery green
ill · 1971
2 sentences

1999In People v. Montgomery, 47 Ill. 2d 510 (1971), the Illinois Supreme Court adopted proposed Federal Rule of Evidence 609.

1999In People v. Montgomery , 47 Ill. 2d 510 (1971), the Illinois Supreme Court adopted proposed Federal Rule of Evidence 609.

21999–1999
People v. Harris green
illappct · 1990
2 sentences

1994Prosecutors are given wide latitude in closing argument and improper comments will not merit reversal unless they result in substantial prejudice to the defendant. ( People v. Pittman (1982), 93 Ill.2d 169, 176 , 66 Ill.Dec.275, 442 N.E.2d 836 .) The trial court's determination as to the propriety of closing argument will not be reversed absent a clear abuse of discretion. ( People v. Harris (1990), 196 Ill.App.3d 663, 675 , 143 Ill.Dec. 432 , 554 N.E.2d 367 .) Although it is improper for the State to make arguments when not based upon evidence produced at trial, in this case, based upon a rev

1994Prosecutors are given wide latitude in closing argument and improper comments will not merit reversal unless they result in substantial prejudice to the defendant. ( People v. Pittman (1982), 93 Ill.2d 169, 176 , 66 Ill.Dec.275, 442 N.E.2d 836 .) The trial court's determination as to the propriety of closing argument will not be reversed absent a clear abuse of discretion. ( People v. Harris (1990), 196 Ill.App.3d 663, 675 , 143 Ill.Dec. 432 , 554 N.E.2d 367 .) Although it is improper for the State to make arguments when not based upon evidence produced at trial, in this case, based upon a rev

21992–1994
People v. Knott green
illappct · 1991
2 sentences

1993App. 3d at 258 .) The Knott court held that the comments “did not rise to the level of prejudicial error.” (Knott, 224 Ill.

1992App. 3d 236, 256-58 , 586 N.E.2d 479 (where prosecutor argued that the jury had to totally disbelieve the State’s witnesses in order to believe defendant’s two alibi witnesses, court held that, even if the error had not been waived, the argument did not rise to the level of prejudicial error, and any error would be harmless where jury was instructed that closing arguments were not evidence).

21992–1993
The People v. Weinstein green
ill · 1966
2 sentences

1992The prosecutor's "constant repetition" in Weinstein, 35 Ill.2d at 471 , 220 N.E.2d 432 , of the incorrect premise that defendant had the burden of raising a reasonable doubt as to her guilt does not compare whatsoever to the closing argument in the instant case.

1992The, prosecutor’s “constant repetition” in Weinstein, 35 Ill. 2d at 471 , of the incorrect premise that defendant had the burden of raising a reasonable doubt as to her guilt does not compare whatsoever to the closing argument in the instant case.

21986–1992
People v. Queen green
ill · 1974
2 sentences

1985(People v. Queen (1974), 56 Ill. 2d 560, 565-66 , 310 N.E.2d 166 .) Similarly, in People v. Autman (1974), 58 Ill. 2d 171, 176 , 317 N.E.2d 570 , the court found prejudicial error in the trial judge’s refusal of two jury requests to have testimony read to them.

1985(People v. Queen (1974), 56 Ill. 2d 560, 565-66 , 310 N.E.2d 166 .) Similarly, in People v. Autman (1974), 58 Ill. 2d 171, 176 , 317 N.E.2d 570 , the court found prejudicial error in the trial judge’s refusal of two jury requests to have testimony read to them.

21985–1985
People v. Autman green
ill · 1974
2 sentences

1985(People v. Queen (1974), 56 Ill. 2d 560, 565-66 , 310 N.E.2d 166 .) Similarly, in People v. Autman (1974), 58 Ill. 2d 171, 176 , 317 N.E.2d 570 , the court found prejudicial error in the trial judge’s refusal of two jury requests to have testimony read to them.

1985(People v. Queen (1974), 56 Ill. 2d 560, 565-66 , 310 N.E.2d 166 .) Similarly, in People v. Autman (1974), 58 Ill. 2d 171, 176 , 317 N.E.2d 570 , the court found prejudicial error in the trial judge’s refusal of two jury requests to have testimony read to them.

21985–1985
People v. Savage green
ill · 1955
2 sentences

1973(People v. Savage, 5 Ill.2d 296 .) Moreover, the court in hearing a cause is deemed to consider only that evidence which is competent in making his determination.

1958(People v. Savage, 5 Ill.2d 296 .) Moreover, the court in hearing a cause is deemed to consider only that evidence which is competent in making his determination.

21958–1973
Ernhart v. Elgin, Joliet & Eastern Railway Co. neutral
illappct · 1949
2 sentences

1950To elaborate on these points, which are fully discussed in the Appellate Court's opinion, ( 337 Ill.

1950To elaborate on these points, which are fully discussed in the Appellate Court’s opinion, ( 337 Ill.

21950–1950
Nwaokocha v. Illinois Department of Financial and Professional Regulation green
illappct · 2018
12026–2026
Obermeier v. Northwestern Memorial Hospital green
illappct · 2019
12026–2026
The People v. Lewerenz green
ill · 1962
12022–2022
People v. Oliver green
illappct · 2006
12022–2022
People v. Campbell green
illappct · 1999
12020–2020
People v. Davidson green
illappct · 1987
12018–2018
The PEOPLE v. Franceschini green
ill · 1960
12017–2017
People v. Edith F. green
illappct · 2011
12011–2011
People v. Preatty green
illappct · 1994
11996–1996
People v. Moore green
illappct · 1990
11996–1996
Jackson v. Pellerano green
illappct · 1991
11995–1995
Bartlett Bank & Trust Co. v. McJunkins green
illappct · 1986
11995–1995
The PEOPLE v. Long green
ill · 1968
11994–1994
Pedople v. Pittman green
ill · 1982
11994–1994
Behrstock v. Ace Hose & Rubber Co. green
illappct · 1986
11994–1994
People v. Mullen green
ill · 1990
11993–1993
People v. Cisewski green
ill · 1987
11993–1993
Hengels v. Gilski green
illappct · 1984
11993–1993
The People v. Carpenter green
ill · 1963
11993–1993
Webb v. Angell green
illappct · 1987
11992–1992
People v. West green
illappct · 1971
11991–1991
Chapman v. Powers green
illappct · 1975
11989–1989
Manion v. Brant Oil Co. green
illappct · 1967
11989–1989

Statutes the citing opinions construe

IL § 705 ILCS 405/2-3 (10) IL § 750 ILCS 50/1 (9) IL § 705 ILCS 405/2-29 (8) IL § 720 ILCS 5/24-1.1 (8) IL § 705 ILCS 405/1-3 (7) IL § 720 ILCS 570/401 (7) IL § 730 ILCS 5/3-6-3 (7) IL § 730 ILCS 5/5-4.5-25 (7) IL § 720 ILCS 5/10-1 (6) IL § 720 ILCS 5/10-2 (6) IL § 725 ILCS 5/111-3 (6) IL § 730 ILCS 5/5-4.5-10 (6)

Counted by distinct opinions that both name this issue and are annotated to the section; sections every opinion cites regardless of issue are not filtered here, so read the counts against the total above.

Where else courts name it

CA 871 (1882–2026) OH 607 (1928–2026) NC 216 (1940–2026) IL 173 (1899–2026) LA 157 (1927–2025) MO 134 (1889–2025) WA 129 (1908–2026) SD 123 (1913–2026) MA 94 (1961–2026) FL 83 (1933–2026) WY 61 (1965–2025) NE 60 (1899–2021) NY 56 (1916–2024) AL 55 (1911–2008) OK 54 (1915–2021) ID 46 (1887–2025) KY 45 (1912–2022) CO 43 (1905–2026) AR 39 (1897–2025) PA 39 (1936–2026) MN 35 (1903–2024) UT 34 (1938–2026) MD 32 (1927–2026) IA 31 (1887–2026) TN 29 (1932–2026) WI 28 (1904–2004) ME 27 (1980–2025) MI 27 (1897–2021) OR 25 (1923–2026) TX 25 (1916–2026) NJ 23 (1952–2025) VA 22 (1934–2024) KS 21 (1894–2017) AZ 19 (1945–2026) WV 17 (1921–2017) SC 16 (1936–2025) MT 16 (1899–2017) DC 16 (1977–2012) MS 14 (1926–2014) GA 13 (1954–2003) NV 13 (1954–2017) VT 10 (1917–1988) NM 9 (1972–2024) IN 9 (1891–2018) ND 8 (1904–2013) DE 6 (1979–2020) PR 6 (1910–1968) CT 5 (1964–1999) AK 5 (1975–2021) RI 3 (1973–2015) HI 3 (1987–2022) NH 2 (1986–1999)

Opinions by the citing court's state. A doctrine retained in one state and abandoned in another shows up here as a year span that stalls.

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