12 Delaware opinions name it 3 courts 1971–2026 6 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.
| Case | Followed | Cited |
|---|---|---|
Guererri v. Stategreen2 sentences2026See 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 | 5 | 8 |
Hall v. Stategreen2 sentences2025Oct. 11, 2019). 17 Id. 18 Id. 19 Id. 20 Hall v. State, 14 A.3d 512, 515 (Del. 2011). 5 violate the Fourth Amendment under the emergency doctrine if the State proves by a preponderance of the evidence that: (1) The police must have reasonable grounds to believe that there is an emergency at hand and an immediate need for their assistance for the protection of life or property. (2) The search must not be primarily motivated by intent to arrest and seize evidence; (3) there must be some reasonable basis, approximating probable cause, to associate the emergency with the area or place to be searche 2025Oct. 11, 2019). 16 Id. 17 Id. 18 Id. 19 Hall v. State, 14 A.3d 512, 515 (Del. 2011). (1) The police must have reasonable grounds to believe that there is an emergency at hand and an immediate need for their assistance for the protection of life or property. (2) The search must not be primarily motivated by intent to arrest and seize evidence; (3) there must be some reasonable basis, approximating probable cause, to associate the emergency with the area or place to be searched.20 The first prong of the emergency doctrine is clearly satisfied as officers had reasonable grounds to believe an imme | 3 | 3 |
Mincey v. Arizonagreen2 sentences2023It concluded that “the State did not meet its burden to show that the emergency doctrine was applicable.” Id. 77 Georgia v. Randolph, 547 U.S. 103 , 113 n.3 (2006) (citing Mincey v. Arizona, 437 U.S. 385, 393 (1978)). 78 King, 563 U.S. at 470 . 2017In Guererri, police responded to a 911 call that someone fired gunshots in the area.16 Upon arrival, police observed an SUV hit by shotgun fire, shell casings on the street, and evidence that pellets had struck a house.17 Neighbors told police they believed people were inside the residence because the SUV was on the lawn.18 The police called the home and knocked on the doors and windows, but received no answer. 19 Worried that someone in the house may have been injured by shotgun fire, the police kicked open the front door.20 Upon entry, they encountered Guererri.21 He informed the officers th | 2 | 2 |
Lopez v. Stategreen2 sentences2008Id. at 406 (quoting Lopez v. State, 861 A.2d 1245, 1248-49 (Del.2004)) (internal quotation marks omitted). 3 . 2007Lopez v. State, 861 A.2d 1245, 1248-49 (Del.2004) (citations omitted). 2 . | 2 | 2 |
Blake v. Stategreen2 sentences2026While 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 2008Later, in Blake v. State, 954 A.2d 315, 319 (Del.2008), again in the context of the emergency doctrine exception, we explained that "[o]nly under certain limited circumstances are police justified 'in making a warrantless entry and conducting a search of the premises to provide aid to people or property.’ One of those circumstances is the emergency doctrine exception, which does not violate the Fourth Amendment if the three-pronged test of Guererri is satisfied.” 31 . | 1 | 2 |
Patrick v. Stategreen2 sentences2026See 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 | 1 | 1 |
United States v. Calandragreen1 sentence2026This 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). | 1 | 1 |
Lopez-Vazquez v. Stategreen2 sentences2026See 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 | 1 | 1 |
Cook v. Stategreen2 sentences2026See 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 | 1 | 1 |
Williams v. Stategreen1 sentence2023Accordingly, the destruction of evidence must be “imminent” King, 563 U.S. at 460 , and a “hot pursuit” actually requires “some sort of a chase.” United States v. Santana, 427 U.S. 38 , 42–43 (1976). 79 962 A.2d 210, 218 (Del. 2008). | 1 | 1 |
Everett v. Stategreen1 sentence2022Under the emergency doctrine, police may conduct what might otherwise be deemed an illegal entry, search, or seizure where “there is an immediate need for the assistance of police to protect life or property.”74 When challenged, the State must establish that a direct relationship existed between the area searched (or the item seized) and the emergency.75 No doubt, the events that transpired here—a spontaneous, unprovoked, daytime shooting inside of a restaurant, with the fleeing shooter still at large—is an 73 Everett v. State, 186 A.3d 1224, 1229 (Del. 2018). 74 Roundtree, 2017 WL 4457207 , a | 1 | 1 |
Hardin v. Stategreen2 sentences2022Plain View Another well- and long-accepted exception is the plain view doctrine, which allows officers to seize evidence in their direct observation.40 A warrantless seizure is valid under the plain view doctrine if the State can establish that: “(1) the officer 36 See Hall v. State, 14 A.3d 512, 515-18 (Del. 2011). 37 Roundtree, 2017 WL 4457207 , at *2 (citing Guererri v. State, 922 A.2d 403, 406 (Del. 2007)). 38 Guererri, 922 A.2d at 406 . 39 See Roundtree, 2017 WL 4457207 , at *3. 40 Hardin v. State, 844 A.2d 982, 985 (Del. 2004). -9- is lawfully in a position to observe the [item], (2) the 2022Plain View Another well- and long-accepted exception is the plain view doctrine, which allows officers to seize evidence in their direct observation.40 A warrantless seizure is valid under the plain view doctrine if the State can establish that: “(1) the officer 36 See Hall v. State, 14 A.3d 512, 515-18 (Del. 2011). 37 Roundtree, 2017 WL 4457207 , at *2 (citing Guererri v. State, 922 A.2d 403, 406 (Del. 2007)). 38 Guererri, 922 A.2d at 406 . 39 See Roundtree, 2017 WL 4457207 , at *3. 40 Hardin v. State, 844 A.2d 982, 985 (Del. 2004). -9- is lawfully in a position to observe the [item], (2) the | 1 | 1 |
Franks v. Delawaregreen1 sentence2022Hr’g Tr. at 65; see generally Franks v. Delaware, 438 U.S. 154 (1978) (allowing a criminal defendant to challenge evidence collected on the basis of a warrant granted on false statements of facts). 24 Def.’s Mot. to Suppress ¶¶ 7-10. 25 Id. ¶¶ 16-20. 26 State’s Resp. ¶¶ 15-16. 27 Id. ¶¶ 17-19. -6- surveillance footage at the Market Street Grill was valid under the emergency doctrine exception to the warrant requirement.28 And last, that Mr. Baul’s actions were more than mere consent—he proactively volunteered the surveillance footage to the detectives.29 The State initially argued that Mr. Hol | 1 | 1 |
Sierra v. Stategreen1 sentence2021July 27, 2009) (TABLE) (“[T]he totality of the circumstances must indicate that the detaining officer had a particularized and objective basis for suspecting legal wrongdoing.” (alterations omitted) (quoting Sierra v. State, 958 A.2d 825, 828 (Del. 2008))); Guererri v. State, 922 A.2d 403, 406 (Del. 2007) (applying the “preponderance of the evidence” standard of proof to the showing required to establish the legality of a warrantless search under the emergency doctrine); see also State v. DuBose, 2016 WL 1590583 , at *3 (Del. | 1 | 1 |
State v. Hedleygreen2 sentences2017There, the State must show, by a preponderance of the evidence, that: (1) The police have reasonable grounds to believe that there is an emergency at hand and an immediate need for their assistance for the protection of life or property. (2) The search must not be primarily motivated by the intent to arrest and seize evidence. (3) There must be some reasonable basis, approximating probable cause, to associate the emergency with the area or place being searched. 11 6 State v. Hedley, 593 A.2d 576, 582 (Del. 2017In this regard, the Hedley court correctly noted that “[w]hile these exceptions may overlap, to some extent, and some 28 593 A.2d 576 (Del. | 1 | 1 |
Hunter v. Stategreen1 sentence2017Ct. 2016) 5 Hunter v. State, 783 A.2d 558, 560 (Del.2001) 3 Discussion A warrantless search and seizure is presumptively unreasonable, subject to certain exceptions. 6 The United States Supreme Court has noted that “physical entry of the home is the chief evil against which the wording of the Fourth Amendment is directed.”7 Nevertheless, it has recognized certain limited exceptions to the prohibition against warrantless searches of a person’s home. 8 One of these exceptions is the “emergency doctrine”, which allows an otherwise illegal entry if there is an immediate need for the assistance of | 1 | 1 |
People v. Mitchellred2 sentences2017In Guererri, police responded to a 911 call that someone fired gunshots in the area.16 Upon arrival, police observed an SUV hit by shotgun fire, shell casings on the street, and evidence that pellets had struck a house.17 Neighbors told police they believed people were inside the residence because the SUV was on the lawn.18 The police called the home and knocked on the doors and windows, but received no answer. 19 Worried that someone in the house may have been injured by shotgun fire, the police kicked open the front door.20 Upon entry, they encountered Guererri.21 He informed the officers th 2017In Guererri, police responded to a 911 call that someone fired gunshots in the area.16 Upon arrival, police observed an SUV hit by shotgun fire, shell casings on the street, and evidence that pellets had struck a house.17 Neighbors told police they believed people were inside the residence because the SUV was on the lawn.18 The police called the home and knocked on the doors and windows, but received no answer. 19 Worried that someone in the house may have been injured by shotgun fire, the police kicked open the front door.20 Upon entry, they encountered Guererri.21 He informed the officers th | 1 | 1 |
| Case | Negative | Cited |
|---|---|---|
| No negative-treatment citations attached to this issue in Delaware. Read the followed side critically anyway. | ||
| Case | Cited | Years |
|---|---|---|
Nix v. Williams
green
1 sentence2026Nix, 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. | 1 | 2026–2026 |
Mason v. State
green
1 sentence2026See 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 | 1 | 2026–2026 |
Thomas v. State
green
1 sentence2026See 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 | 1 | 2026–2026 |
Ways v. State
green
1 sentence2026See 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 | 1 | 2026–2026 |
Norman v. State
green
1 sentence2026While 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 | 1 | 2026–2026 |
Georgia v. Randolph
green
1 sentence2023It concluded that “the State did not meet its burden to show that the emergency doctrine was applicable.” Id. 77 Georgia v. Randolph, 547 U.S. 103 , 113 n.3 (2006) (citing Mincey v. Arizona, 437 U.S. 385, 393 (1978)). 78 King, 563 U.S. at 470 . | 1 | 2023–2023 |
Kentucky v. King
green
2 sentences2023It concluded that “the State did not meet its burden to show that the emergency doctrine was applicable.” Id. 77 Georgia v. Randolph, 547 U.S. 103 , 113 n.3 (2006) (citing Mincey v. Arizona, 437 U.S. 385, 393 (1978)). 78 King, 563 U.S. at 470 . 2023Accordingly, the destruction of evidence must be “imminent” King, 563 U.S. at 460 , and a “hot pursuit” actually requires “some sort of a chase.” United States v. Santana, 427 U.S. 38 , 42–43 (1976). 79 962 A.2d 210, 218 (Del. 2008). | 1 | 2023–2023 |
United States v. Santana
green
1 sentence2023Accordingly, the destruction of evidence must be “imminent” King, 563 U.S. at 460 , and a “hot pursuit” actually requires “some sort of a chase.” United States v. Santana, 427 U.S. 38 , 42–43 (1976). 79 962 A.2d 210, 218 (Del. 2008). | 1 | 2023–2023 |
Maryland v. Buie
green
1 sentence2017Ct. 1990) 29 494 U.S. 325 (1990) 7 authorities have not always distinguished the two, the exceptions are distinct.” 30 Unfortunately some Delaware courts have failed to distinguish between these two distinct exceptions, which is understandable considering that Guererri also refers to a “protective sweep”.31 In contrast to the emergency doctrine, however, the protective sweep doctrine articulated by Buie concerns warrantless searches of a home that are incident to an arrest. | 1 | 2017–2017 |
Cady v. Dombrowski
green
2 sentences2008We explained that "[ujnder the second prong of the emergency doctrine test, officers must conduct the search primarily to achieve a community caretaking function, rather than to pursue a law enforcement objective.” Id. at 407 (citing Cady, 413 U.S. at 441 , 93 S.Ct. 2523 ). 2008We explained that "[ujnder the second prong of the emergency doctrine test, officers must conduct the search primarily to achieve a community caretaking function, rather than to pursue a law enforcement objective.” Id. at 407 (citing Cady, 413 U.S. at 441 , 93 S.Ct. 2523 ). | 1 | 2008–2008 |
Gordon v. Michel
neutral
1 sentence1993Id. at 423 , (citing, Fuentes, 407 U.S. at 91 n. 23, 92 S.Ct. at 1999 n. 23). | 1 | 1993–1993 |
Fuentes v. Shevin
green
2 sentences1993Id. at 423 , (citing, Fuentes, 407 U.S. at 91 n. 23, 92 S.Ct. at 1999 n. 23). 1993Id. at 423 , (citing, Fuentes, 407 U.S. at 91 n. 23, 92 S.Ct. at 1999 n. 23). | 1 | 1993–1993 |
| Mills v. Trans Caribbean Airways, Inc. green | 1 | 1971–1971 |
Mills v. Bartlett
green
1 sentence1971Plaintiff relies upon such cases as Sniadach v. Family Finance Corporation, 395 U.S. 337 , 89 S.Ct. 1820 , 23 L.Ed.2d 349 (1969) and Mills v. Bartlett, Del.Super., 265 A.2d 39 (1970), reversed on other grounds Mills v. Trans Caribbean Airways, Del.Supr., 272 A.2d 702 . | 1 | 1971–1971 |
| Sniadach v. Family Finance Corp. of Bay View green | 1 | 1971–1971 |
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.