source doctrine (Delaware) · Go Syfert
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source doctrine in Delaware

21 Delaware opinions name it 3 courts 1965–2026 13 in the last five years

The cases below were cited by Delaware 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 (35)

CaseFollowedCited
Lopez-Vazquez v. Stategreen
del · 2008 · cited in 6 Delaware opinions naming this issue, 2015–2026
2 sentences

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

66
Murray v. United Statesgreen
scotus · 1988 · cited in 4 Delaware opinions naming this issue, 2022–2026
2 sentences

2026These social costs include “letting guilty and possibly dangerous defendants go free” and the “toll upon truth-seeking and law enforcement objectives.” Id. 61 United States v. Beck, 2023 WL 5016614 , at *3 (11th Cir. Aug. 7, 2023) (citing Murray v. United States, 487 U.S. 533, 542 (1988); Segura v. United States, 468 U.S. 796, 814 (1984)). 11 government should not profit from illegal activity,”62 the policy behind the independent source doctrine is that the State “should not be put in a worse position ‘simply because of some earlier police error or misconduct.’”63 Thus, “the exclusionary rule

2026These social costs include “letting guilty and possibly dangerous defendants go free” and the “toll upon truth-seeking and law enforcement objectives.” Id. 61 United States v. Beck, 2023 WL 5016614 , at *3 (11th Cir. Aug. 7, 2023) (citing Murray v. United States, 487 U.S. 533, 542 (1988); Segura v. United States, 468 U.S. 796, 814 (1984)). 11 government should not profit from illegal activity,”62 the policy behind the independent source doctrine is that the State “should not be put in a worse position ‘simply because of some earlier police error or misconduct.’”63 Thus, “the exclusionary rule

44
Nix v. Williamsgreen
scotus · 1984 · cited in 4 Delaware opinions naming this issue, 2022–2026
2 sentences

2026Nix, 467 U.S. 431 . 14 of Delaware has recognized the following exceptions to the exclusionary rule: the independent source doctrine;78 the inevitable discovery doctrine;79 the attenuation doctrine;80 the exigent circumstances doctrine;81 and the emergency doctrine.82 These exceptions have each been applied to constitutional violations that vary significantly from one another.

2023That they had found an unconscious female on scene.”). 95 28 A.3d 1046 , 1057–58 (Del. 2011) (internal citations omitted); see also Wagoner, 24 P.3d at 315 (holding that “Article II, Section 10 of the New Mexico Constitution prohibits us from retroactively and hypothetically correcting the errors of the police at the expense of a defendant’s right to be free from an unreasonable search and seizure.”); id. (“We are persuaded by the reasoning of other state courts which have held that inclusion of illegal information in an application for a search warrant automatically precludes application of t

24
United States v. Pricegreen
ca3 · 2009 · cited in 2 Delaware opinions naming this issue, 2023–2026
2 sentences

2026Dec. 2, 2024). 67 Murray, 487 U.S. 533 . 68 Matthews, 2024 WL 5200103 at *3 (citing United States v. Price, 558 F.3d 270, 281 (3d Cir. 2009)). 69 Id. 12 A. Evidence obtained pursuant to a general warrant is not disqualified from use at trial when the independent source doctrine exception to the exclusionary rule is applicable.

2026Dec. 2, 2024). 67 Murray, 487 U.S. 533 . 68 Matthews, 2024 WL 5200103 at *3 (citing United States v. Price, 558 F.3d 270, 281 (3d Cir. 2009)). 69 Id. 12 A. Evidence obtained pursuant to a general warrant is not disqualified from use at trial when the independent source doctrine exception to the exclusionary rule is applicable.

22
Maryland v. Garrisongreen
scotus · 1987 · cited in 2 Delaware opinions naming this issue, 2022–2024
2 sentences

2024Assuming, without deciding, that the Court would permit a new warrant, the State still failed to articulate sufficient probable cause that would pass constitutional muster. 40 Terreros, 312 A.3d at 662 (citing Marron v. United States, 275 U.S. 192, 196 (1927); Groh v. Ramirez, 540 U.S. 551, 557 (2004)). 41 Id. (citing Maryland v. Garrison, 480 U.S. 79, 84 (1987) (“The Warrant Clause of the Fourth Amendment categorically prohibits the issuance of any warrant except one ‘particularly describing the place to be searched and the persons or things to be seized.’ The manifest purpose of this particu

2022The State responds that because the police did not rely on any evidence obtained by way of Warrant 1 in obtaining Warrant 2 that the independent source doctrine does apply. 31 Id. (citing Maryland v. Garrison, 480 U.S. 79, 84 (1987) (citations omitted); see also Arizona v. Gant, 556 U.S. 332, 345 (2009)(“[T]he central concern underlying the Fourth Amendment [is] the concern about giving police officers unbridled discretion to rummage at will among a person’s private effects.”) (citations omitted).) 32 This Court notes that Warrant 1, in contrast, was only eight (8) pages long and the period of

22
Jones v. Stategreen
del · 1999 · cited in 2 Delaware opinions naming this issue, 2015–2022
2 sentences

2022A, at 6:00–6:25. 30 Id. 31 Id. at 6:52–6:53. 32 Jones v. State, 745 A.2d 856, 873 (Del. 1999) 33 See Lopez-Vazquez v. State, 956 A.2d 1280, 1292 (Del. 2008) (“[T]aint may be purged and the evidence may be admissible through one of the doctrinal exceptions to the exclusionary rule, such as the independent source doctrine, the inevitable discovery doctrine, the exigent circumstances doctrine, and the attenuation doctrine.”). 34 The inevitable discovery doctrine was explained in Garnett I.

2015It provides for the exclusion from trial of any evidence recovered or derived from an illegal search and seizure.”42 However, the Delaware Supreme Court has recognized occasions where “official misconduct should not fatally taint evidence that would have been discovered absent that official misconduct.” 43 Rather, “taint may be purged and the evidence may be admissible through one of the doctrinal exceptions to the exclusionary rule, such as the independent source doctrine, the inevitable discovery doctrine, the exigent circumstances doctrine, and the attenuation doctrine.” 44 Delaware accepts

22
Cook v. Stategreen
del · 1977 · cited in 2 Delaware opinions naming this issue, 2015–2026
2 sentences

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

12
Norman v. Stategreen
del · 2009 · cited in 2 Delaware opinions naming this issue, 2023–2026
2 sentences

2026These type of violations, or alleged violations in some cases, include invalid Terry stops,83 out-of-state tracking,84 illegal entry of a residence without a warrant,85 78 See Norman v. State, 976 A.2d 843 (Del. 2009) (applying the independent source doctrine to evidence obtained in violation of the defendant’s Sixth Amendment rights).

2026While the Supreme Court of Delaware has yet to directly address the applicability of the independent source doctrine to evidence obtained pursuant to an residence; Blake v. State, 954 A.2d 315 (Del. 2008) (applying the emergency doctrine to a warrantless entry and search of a residence). 86 See, e.g., Norman, 976 A.2d 843 (applying the independent source doctrine to evidence obtained in violation of the defendant’s Sixth Amendment right to counsel). 87 None of the cited cases above demonstrate the Supreme Court applying or rejecting application of an exclusionary rule exception based upon the

12
Segura v. United Statesgreen
scotus · 1984 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026These social costs include “letting guilty and possibly dangerous defendants go free” and the “toll upon truth-seeking and law enforcement objectives.” Id. 61 United States v. Beck, 2023 WL 5016614 , at *3 (11th Cir. Aug. 7, 2023) (citing Murray v. United States, 487 U.S. 533, 542 (1988); Segura v. United States, 468 U.S. 796, 814 (1984)). 11 government should not profit from illegal activity,”62 the policy behind the independent source doctrine is that the State “should not be put in a worse position ‘simply because of some earlier police error or misconduct.’”63 Thus, “the exclusionary rule

2026These social costs include “letting guilty and possibly dangerous defendants go free” and the “toll upon truth-seeking and law enforcement objectives.” Id. 61 United States v. Beck, 2023 WL 5016614 , at *3 (11th Cir. Aug. 7, 2023) (citing Murray v. United States, 487 U.S. 533, 542 (1988); Segura v. United States, 468 U.S. 796, 814 (1984)). 11 government should not profit from illegal activity,”62 the policy behind the independent source doctrine is that the State “should not be put in a worse position ‘simply because of some earlier police error or misconduct.’”63 Thus, “the exclusionary rule

11
Herring v. United Statesgreen
scotus · 2009 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026The independent source doctrine provides that “unlawfully obtained evidence is admissible if the government also obtains that evidence through an independent legal source.”61 While the policy behind the exclusionary rule is that “the 56 Herring v. U.S., 555 U.S. 135, 139 (2009). 57 Davis v. U.S., 564 U.S. 229 , 236-37 (2011). 58 Garnett, 308 A.3d at 642. 59 Silverthorne Lumber Co. v. United States, 251 U.S. 385, 392 (1920). 60 Herring, 555 U.S. at 141 .

2026The independent source doctrine provides that “unlawfully obtained evidence is admissible if the government also obtains that evidence through an independent legal source.”61 While the policy behind the exclusionary rule is that “the 56 Herring v. U.S., 555 U.S. 135, 139 (2009). 57 Davis v. U.S., 564 U.S. 229 , 236-37 (2011). 58 Garnett, 308 A.3d at 642. 59 Silverthorne Lumber Co. v. United States, 251 U.S. 385, 392 (1920). 60 Herring, 555 U.S. at 141 .

11
Illinois v. Gatesgreen
scotus · 1983 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026The Supreme Court of Delaware has long-recognized exceptions to Delaware’s state exclusionary rule.76 In some instances, Delaware has even adopted exceptions before they entered federal jurisprudence.77 To date, the Supreme Court 74 Leon, 468 U.S. at 907 n.6 (acknowledging that any “rule of evidence that denies the jury access to clearly probative evidence and reliable evidence must bear a heavy burden of justification, and must be carefully limited to the circumstances in which it will pay its way by deterring official unlawlessness.” (quoting Illinois v. Gates, 462 U.S. 213, at 257-58 (1983)

2026The Supreme Court of Delaware has long-recognized exceptions to Delaware’s state exclusionary rule.76 In some instances, Delaware has even adopted exceptions before they entered federal jurisprudence.77 To date, the Supreme Court 74 Leon, 468 U.S. at 907 n.6 (acknowledging that any “rule of evidence that denies the jury access to clearly probative evidence and reliable evidence must bear a heavy burden of justification, and must be carefully limited to the circumstances in which it will pay its way by deterring official unlawlessness.” (quoting Illinois v. Gates, 462 U.S. 213, at 257-58 (1983)

11
Davis v. United Statesgreen
scotus · 2011 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026The independent source doctrine provides that “unlawfully obtained evidence is admissible if the government also obtains that evidence through an independent legal source.”61 While the policy behind the exclusionary rule is that “the 56 Herring v. U.S., 555 U.S. 135, 139 (2009). 57 Davis v. U.S., 564 U.S. 229 , 236-37 (2011). 58 Garnett, 308 A.3d at 642. 59 Silverthorne Lumber Co. v. United States, 251 U.S. 385, 392 (1920). 60 Herring, 555 U.S. at 141 .

2026Before the independent source doctrine can purge tainted evidence, a court must first find that the independent source doctrine applies.184 The United States Supreme Court in Murray provided the test for independent source doctrine 182 Davis 564 U.S. at 236-37 (citations omitted). 183 Leon, 468 U.S. at 907 n.6. 184 Murray, 487 U.S. at 541 . 31 applicability,185 and the test serves as a protection against the independent source doctrine being used as a mechanism to profit from illegal searches.

11
Silverthorne Lumber Co. v. United Statesgreen
scotus · 1920 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026The independent source doctrine provides that “unlawfully obtained evidence is admissible if the government also obtains that evidence through an independent legal source.”61 While the policy behind the exclusionary rule is that “the 56 Herring v. U.S., 555 U.S. 135, 139 (2009). 57 Davis v. U.S., 564 U.S. 229 , 236-37 (2011). 58 Garnett, 308 A.3d at 642. 59 Silverthorne Lumber Co. v. United States, 251 U.S. 385, 392 (1920). 60 Herring, 555 U.S. at 141 .

2026These social costs include “letting guilty and possibly dangerous defendants go free” and the “toll upon truth-seeking and law enforcement objectives.” Id. 61 United States v. Beck, 2023 WL 5016614 , at *3 (11th Cir. Aug. 7, 2023) (citing Murray v. United States, 487 U.S. 533, 542 (1988); Segura v. United States, 468 U.S. 796, 814 (1984)). 11 government should not profit from illegal activity,”62 the policy behind the independent source doctrine is that the State “should not be put in a worse position ‘simply because of some earlier police error or misconduct.’”63 Thus, “the exclusionary rule

11
Goldsmith v. Stategreen
del · 1979 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026The Court holds that when the independent source doctrine applies, evidence obtained pursuant to a general warrant is not disqualified from use at trial. 6 Id. 7 “[T]he permissibility of a particular law-enforcement practice is judged by balancing its intrusion on the individual’s Fourth Amendment interests against its promotion of legitimate governmental interests.” Robertson v. State, 596 A.2d 1345, 1350 (Del. 1991) (quoting Goldsmith v. State, 405 A.2d 109, 111 (Del. 1979)). 8 D.I. 17 Ex.

2026The Court holds that when the independent source doctrine applies, evidence obtained pursuant to a general warrant is not disqualified from use at trial. 6 Id. 7 “[T]he permissibility of a particular law-enforcement practice is judged by balancing its intrusion on the individual’s Fourth Amendment interests against its promotion of legitimate governmental interests.” Robertson v. State, 596 A.2d 1345, 1350 (Del. 1991) (quoting Goldsmith v. State, 405 A.2d 109, 111 (Del. 1979)). 8 D.I. 17 Ex.

11
Wilson v. Bethlehem Steel Co.green
delsuperct · 1939 · cited in 1 Delaware opinions naming this issue, 2026–2026
1 sentence

2026The Court therefore will not discuss Robinson in its analysis. 90 See Matthews, 2024 WL 5200103 (finding the independent source doctrine applying the evidence first obtained pursuant to a general warrant). 91 See Carter, 2022 WL 1561537 ; Clark, 2024 WL 4025008 (finding the independent source doctrine applying the evidence first obtained pursuant to an overbroad warrant). 92 Wilson v. Bethlehem Steel Co., 7 A.2d 906, 908 (Del.

11
Patrick v. Stategreen
del · 1967 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

11
Robertson v. Stategreen
del · 1991 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026The Court holds that when the independent source doctrine applies, evidence obtained pursuant to a general warrant is not disqualified from use at trial. 6 Id. 7 “[T]he permissibility of a particular law-enforcement practice is judged by balancing its intrusion on the individual’s Fourth Amendment interests against its promotion of legitimate governmental interests.” Robertson v. State, 596 A.2d 1345, 1350 (Del. 1991) (quoting Goldsmith v. State, 405 A.2d 109, 111 (Del. 1979)). 8 D.I. 17 Ex.

2026The Court holds that when the independent source doctrine applies, evidence obtained pursuant to a general warrant is not disqualified from use at trial. 6 Id. 7 “[T]he permissibility of a particular law-enforcement practice is judged by balancing its intrusion on the individual’s Fourth Amendment interests against its promotion of legitimate governmental interests.” Robertson v. State, 596 A.2d 1345, 1350 (Del. 1991) (quoting Goldsmith v. State, 405 A.2d 109, 111 (Del. 1979)). 8 D.I. 17 Ex.

11
United States v. Calandragreen
scotus · 1974 · cited in 1 Delaware opinions naming this issue, 2026–2026
1 sentence

2026This practice aligns with the Supreme Court of the United States’ guidance that the “exclusionary rule is not to redress the injury to the privacy of the search victim.” United States v. Calandra, 414 U.S. 338, 347 (1974).

11
Guererri v. Stategreen
del · 2007 · cited in 1 Delaware opinions naming this issue, 2026–2026
2 sentences

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

11
Groh v. Ramirezgreen
scotus · 2004 · cited in 1 Delaware opinions naming this issue, 2024–2024
11
LaNUOVA D & B, SpA v. Bowe Co., Inc.green
del · 1986 · cited in 1 Delaware opinions naming this issue, 2024–2024
1 sentence

2024Ch. 2003)); LaNuova D & B, S.p.A. v. Bowe Co., 513 A.2d 764, 768 (Del. 1986) (“The conduct embraced in subsections (1) and (2), the transaction of business or performance of work and contracting to supply services or things in the State, may supply the jurisdictional basis for suit only with respect to claims which have a nexus to the designated conduct.”)). 8 act must, therefore, “set in motion a series of events which form the basis for the cause of action before the court.”51 The identified act must “form a source of the claim.”52 The in-state jurisdictional acts AEI identifies under subsec

11
Marron v. United Statesgreen
scotus · 1927 · cited in 1 Delaware opinions naming this issue, 2024–2024
11
Hanna v. Stategreen
del · 1991 · cited in 1 Delaware opinions naming this issue, 2024–2024
11
Wheeler v. Stategreen
del · 2016 · cited in 1 Delaware opinions naming this issue, 2024–2024
11
In Re Bensongreen
del · 2001 · cited in 1 Delaware opinions naming this issue, 2023–2023
11
In Re Froelichgreen
del · 2003 · cited in 1 Delaware opinions naming this issue, 2023–2023
11
United States v. Gene Allen Herroldgreen
ca3 · 1992 · cited in 1 Delaware opinions naming this issue, 2023–2023
11
In re Nadelgreen
del · 2013 · cited in 1 Delaware opinions naming this issue, 2023–2023
11
State v. Wagonergreen
nmctapp · 2001 · cited in 1 Delaware opinions naming this issue, 2023–2023
11
Arizona v. Gantgreen
scotus · 2009 · cited in 1 Delaware opinions naming this issue, 2022–2022
11
Motorola, Inc. v. Amkor Technology, Inc.green
del · 2008 · cited in 1 Delaware opinions naming this issue, 2020–2020
11
In Re First Interstate Bancorp Consolidated Shareholder Litigationgreen
delch · 1998 · cited in 1 Delaware opinions naming this issue, 2020–2020
11
Hudson v. Michigangreen
scotus · 2006 · cited in 1 Delaware opinions naming this issue, 2018–2018
11
State v. Gwinngreen
del · 1973 · cited in 1 Delaware opinions naming this issue, 2017–2017
11
State of Delaware v. Parks.green
delsuperct · 2014 · cited in 1 Delaware opinions naming this issue, 2015–2015
11

Distinguished, questioned or overruled (0)

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

Also cited on this issue (31)

CaseCitedYears
Cahall v. Burbage neutral
· 1922
2 sentences

2022For the source of the rule, he cited Cahall v. 67 Burbage, where Chancellor Josiah Wolcott observed that “[d]elay pending other proceedings has frequently been held excusable . . . where the termination of such proceedings was necessary for the ascertainment of facts involved in the later suit.” 119 A. 574 , 576–77 (Del.

2022For the source of the rule, he cited Cahall v. 67 Burbage, where Chancellor Josiah Wolcott observed that “[d]elay pending other proceedings has frequently been held excusable . . . where the termination of such proceedings was necessary for the ascertainment of facts involved in the later suit.” 119 A. 574 , 576–77 (Del.

22022–2022
United States v. Leon green
scotus · 1984
2 sentences

2026Before the independent source doctrine can purge tainted evidence, a court must first find that the independent source doctrine applies.184 The United States Supreme Court in Murray provided the test for independent source doctrine 182 Davis 564 U.S. at 236-37 (citations omitted). 183 Leon, 468 U.S. at 907 n.6. 184 Murray, 487 U.S. at 541 . 31 applicability,185 and the test serves as a protection against the independent source doctrine being used as a mechanism to profit from illegal searches.

2026Before the independent source doctrine can purge tainted evidence, a court must first find that the independent source doctrine applies.184 The United States Supreme Court in Murray provided the test for independent source doctrine 182 Davis 564 U.S. at 236-37 (citations omitted). 183 Leon, 468 U.S. at 907 n.6. 184 Murray, 487 U.S. at 541 . 31 applicability,185 and the test serves as a protection against the independent source doctrine being used as a mechanism to profit from illegal searches.

12026–2026
Mason v. State green
del · 1987
2 sentences

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

12026–2026
Ajax Rubber Co. v. Gam neutral
delsuperct · 1924
1 sentence

2026Super. 1939) (citing Ajax Rubber Co. v. Gam, 151 A. 831 (Del.

12026–2026
Thomas v. State green
del · 2010
2 sentences

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

12026–2026
Dorsey v. State green
del · 2000
1 sentence

2026What matters for the exclusionary rule is simply that a constitutional violation occurred. 88 For example, in Dorsey, the Supreme Court refused to adopt the good faith exception for Delaware’s state exclusionary rule because the Delaware Constitution requires probable cause to be present in a warrant. 761 A.2d at 820 . 16 unconstitutional warrant, the Superior Court of Delaware has done so multiple times.89 The Superior Court has applied the independent source doctrine to evidence obtained under both general90 and overbroad warrants,91 with these cases often sharing similar facts to those at i

12026–2026
Blake v. State green
del · 2008
2 sentences

2026While the Supreme Court of Delaware has yet to directly address the applicability of the independent source doctrine to evidence obtained pursuant to an residence; Blake v. State, 954 A.2d 315 (Del. 2008) (applying the emergency doctrine to a warrantless entry and search of a residence). 86 See, e.g., Norman, 976 A.2d 843 (applying the independent source doctrine to evidence obtained in violation of the defendant’s Sixth Amendment right to counsel). 87 None of the cited cases above demonstrate the Supreme Court applying or rejecting application of an exclusionary rule exception based upon the

2026While the Supreme Court of Delaware has yet to directly address the applicability of the independent source doctrine to evidence obtained pursuant to an residence; Blake v. State, 954 A.2d 315 (Del. 2008) (applying the emergency doctrine to a warrantless entry and search of a residence). 86 See, e.g., Norman, 976 A.2d 843 (applying the independent source doctrine to evidence obtained in violation of the defendant’s Sixth Amendment right to counsel). 87 None of the cited cases above demonstrate the Supreme Court applying or rejecting application of an exclusionary rule exception based upon the

12026–2026
Ways v. State green
del · 2018
2 sentences

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

2026See also Lopez- Vazquez, 956 A.2d at 1291-92 (acknowledging that “taint may be purged” from evidence pursuant to the independent source doctrine). 79 See Cook, 374 A.2d 264 (applying the inevitable discovery doctrine to possibly tainted evidence). 80 See Garnett, 308 A.3d 625 (applying the attenuation doctrine to tainted evidence). 81 See Patrick, 227 A.2d 486 (applying the exigent circumstances doctrine to tainted evidence). 82 See Guererri v. State, 922 A.2d 403 (Del. 2007) (applying the emergency doctrine to tainted evidence). 83 See, e.g., Cook, 374 A.2d 264 (applying the inevitable discov

12026–2026
Smith v. Maryland red
scotus · 1979
2 sentences

2026The Court holds that when the independent source doctrine applies, evidence obtained pursuant to a general warrant is not disqualified from use at trial. 6 Id. 7 “[T]he permissibility of a particular law-enforcement practice is judged by balancing its intrusion on the individual’s Fourth Amendment interests against its promotion of legitimate governmental interests.” Robertson v. State, 596 A.2d 1345, 1350 (Del. 1991) (quoting Goldsmith v. State, 405 A.2d 109, 111 (Del. 1979)). 8 D.I. 17 Ex.

2026The Court holds that when the independent source doctrine applies, evidence obtained pursuant to a general warrant is not disqualified from use at trial. 6 Id. 7 “[T]he permissibility of a particular law-enforcement practice is judged by balancing its intrusion on the individual’s Fourth Amendment interests against its promotion of legitimate governmental interests.” Robertson v. State, 596 A.2d 1345, 1350 (Del. 1991) (quoting Goldsmith v. State, 405 A.2d 109, 111 (Del. 1979)). 8 D.I. 17 Ex.

12026–2026
Buckham v. State green
del · 2018
12024–2024
Sisson v. State green
del · 2006
1 sentence

2024C. § 2307(a), “The warrant shall designate the house, place, conveyance or person to be searched and shall describe the things or persons sought as particularly as possible.” (emphasis added.) 25 Wheeler, 135 A.3d 282, 304 (Del. 2016). 26 Blackwood, 2020 WL 975465 , at *2. 27 Sisson, 903 A.2d at 296 (citing Scott v. State, 615 A.2d 532 (Del. 1992). 6 The independent source doctrine is an exception to the exclusionary rule that allows evidence to be admitted despite illegal investigatory activity, so long as the discovery of the evidence stems from a source independent of the illegality.28 The

12024–2024
The PEOPLE of the State of Colorado v. Asha Adolphus THOMPSON green
colo · 2021
12023–2023
In Re Abbott green
del · 2007
12023–2023
Jones v. State green
del · 2011
12023–2023
Commonwealth v. Berkheimer green
pasuperct · 2012
12023–2023
Commonwealth v. Henderson green
pa · 2012
12023–2023
Taylor v. State green
del · 2011
12022–2022
Hart Holding Co. v. Drexel Burnham Lambert Inc. green
delch · 1991
12021–2021
Aeroglobal Capital Management, LLC v. Cirrus Industries, Inc. green
del · 2005
12021–2021
Barrett v. American Country Holdings, Inc. green
delch · 2008
12020–2020
Carpenter v. United States green
scotus · 2018
12018–2018
State v. Stallings neutral
delsuperct · 2012
12017–2017
United States v. Marco Burton green
ca3 · 2002
12017–2017
Sample v. Morgan green
delch · 2007
12017–2017
Bradley v. State green
del · 2012
12017–2017
Mapp v. Ohio green
scotus · 1961
12015–2015
Wong Sun v. United States green
scotus · 1963
12015–2015
Martin v. State green
del · 1981
12015–2015
Turner v. Vineyard green
del · 1951
11965–1965
In Re Delaware Sports Service green
delsuperct · 1963
11965–1965
Hartley v. Creed neutral
del · 1963
11965–1965

Statutes the citing opinions construe

DE § 11 Del. C. § 2306 (5) DE § 10 Del. C. § 3104 (4) DE § 11 Del. C. § 2307 (3) DE § 11 Del. C. § 2308 (3) DE § 6 Del. C. § 18-109 (3) DE § 8 Del. C. § 220 (3)

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

TX 308 (1894–2026) NY 161 (1857–2025) CA 105 (1965–2026) IL 70 (1950–2024) PA 69 (1948–2025) WA 66 (1976–2025) NM 61 (1989–2026) NJ 45 (1975–2025) LA 43 (1956–2025) OR 41 (1979–2025) CO 36 (1982–2026) MI 33 (1975–2025) GA 33 (1941–2024) MA 30 (1979–2025) WI 29 (1955–2025) MD 29 (1979–2025) TN 28 (1977–2023) FL 27 (1981–2026) CT 23 (1976–2026) AZ 23 (1984–2024) ID 22 (1949–2021) DE 21 (1965–2026) OH 21 (1967–2025) MO 19 (1973–2023) UT 18 (1991–2020) NC 18 (1941–2017) IA 16 (1898–2021) VA 15 (2000–2024) ME 14 (1922–2025) MN 13 (1942–2024) DC 12 (1974–2021) AK 12 (1971–2025) KY 12 (1945–2024) IN 11 (1972–2017) MT 11 (1983–2024) KS 10 (1989–2011) MS 10 (1968–2026) SD 10 (1985–2024) HI 9 (1964–2021) ND 8 (1894–2018) NV 7 (2000–2018) AL 6 (1917–2002) SC 6 (1985–2026) WY 5 (1976–2022) VT 5 (1964–2011) NH 4 (2005–2025) WV 4 (1981–2016) NE 4 (1983–2022) OK 3 (1979–2019) RI 3 (1970–2024) VI 2 (1998–2015)

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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