Mich. Comp. Laws » Michigan Compiled Laws / Chapter 750 / Act 328 of 1931
Michigan Compiled Laws

Mich. Comp. Laws § 750.200h (2026)

Definitions.

✓ current as of July 2026
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THE MICHIGAN PENAL CODE


Act 328 of 1931


750.200h Definitions.

Sec. 200h.

    As used in this chapter:

    (a) "Chemical irritant" means solid, liquid, or gas that through its chemical or physical properties, alone or in combination with 1 or more other substances, can be used to produce an irritant effect in humans, animals, or plants.

    (b) "Chemical irritant device" means a device designed or intended to release a chemical irritant.

    (c) "Computer", "computer network", and "computer system" mean those terms as defined in section 145d.

    (d) "Deliver" means that actual or constructive transfer of a substance or device from 1 person to another regardless of any agency relationship.

    (e) "For an unlawful purpose" includes, but is not limited to, having the intent to do any of the following:

    (i) Frighten, terrorize, intimidate, threaten, harass, injure, or kill any person.

    (ii) Damage or destroy any real or personal property without the permission of the property owner or, if the property is public property, without the permission of the governmental agency having authority over the property.

    (f) "Harmful biological device" means a device designed or intended to release a harmful biological substance.

    (g) "Harmful biological substance" means a bacteria, virus, or other microorganism or a toxic substance derived from or produced by an organism that can be used to cause death, injury, or disease in humans, animals, or plants.

    (h) "Harmful chemical device" means a device that is designed or intended to release a harmful chemical substance.

    (i) "Harmful chemical substance" means a solid, liquid, or gas that through its chemical or physical properties, alone or in combination with 1 or more other chemical substances, can be used to cause death, injury, or disease in humans, animals, or plants.

    (j) "Harmful radioactive material" means material that is radioactive and that can be used to cause death, injury, or disease in humans, animals, or growing plants by its radioactivity.

    (k) "Harmful electronic or electromagnetic device" means a device designed to emit or radiate or that, as a result of its design, emits or radiates an electronic or electromagnetic pulse, current, beam, signal, or microwave that is intended to cause harm to others or cause damage to, destroy, or disrupt any electronic or telecommunications system or device, including, but not limited to, a computer, computer network, or computer system.

    (l) "Harmful radioactive device" means a device that is designed or intended to release a harmful radioactive material.

    (m) "Imitation harmful substance or device" means a substance or device that is designed or intended to represent 1 or more of the following or that is alleged to be 1 of the following but that is not any of the following:

    (i) A harmful biological device.

    (ii) A harmful biological substance.

    (iii) A harmful chemical device.

    (iv) A harmful chemical substance.

    (v) A harmful radioactive material.

    (vi) A radioactive device.

    (vii) A harmful electronic or electromagnetic device.

    (n) "Serious impairment of a body function" means that term as defined in section 58c of the Michigan vehicle code, 1949 PA 300, MCL 257.58c.

    (o) "Telecommunications system" means that term as defined in section 219a.

History: Add. 1998, Act 207, Eff. Oct. 1, 1998 ;-- Am. 2001, Act 135, Imd. Eff. Oct. 23, 2001 ;-- Am. 2003, Act 256, Eff. Jan. 1, 2004

Notes of Decisions
Cited in 13 cases (4 in the last 5 years), 2007–2025 · leading case: People v. Odom, 740 N.W.2d 557 (Mich. Ct. App. 2007).
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People v. Odom, 740 N.W.2d 557 (Mich. Ct. App. 2007). · cites it 3× “The sentencing guidelines do not directly define the term “harmful biological substance,” but instead direct us to the definition of that phrase as contained in MCL 750.200h, 7 which defines “harmful biological substance” as “a bacteria, virus, or other microorganism or a toxic…”
People v. Blunt, 761 N.W.2d 427 (Mich. Ct. App. 2009). · cites it 7× “In MCL 750.200h, our Legislature defined many of the terms used in MCL 750.”
People v. Ball, 823 N.W.2d 150 (Mich. Ct. App. 2012). · cites it 2× “Furthermore, MCL 750.200h(i) defines “harmful chemical substance” as “a solid, liquid, or gas that through its chemical or physical properties, alone or in combination with 1 or more other chemical substances, can be used to cause death, injury, or disease in humans, animals, or…”
People of Michigan v. Broderick David Savage (Mich. Ct. App. 2019). · cites it 7× “For the meaning of these terms, OV 1 incorporates by reference definitions from MCL 750.200h. MCL 777.31(3)(a). Turning to MCL 750.”
People of Michigan v. Davon Raphel Chunn (Mich. Ct. App. 2017). · cites it 6× “in this section: (a) “Chemical irritant”, “chemical irritant device”, “harmful biological substance”, harmful biological device”, “harmful chemical substance”, “harmful chemical device”, “harmful radioactive material”, “harmful radioactive device”, and “imitation harmful…”
People of Michigan v. Davon Raphel Chunn (Mich. Ct. App. 2017). · cites it 6× “in this section: (a) “Chemical irritant”, “chemical irritant device”, “harmful biological substance”, harmful biological device”, “harmful chemical substance”, “harmful chemical device”, “harmful radioactive material”, “harmful radioactive device”, and “imitation harmful…”
People of Michigan v. Jeffrey Ryan Gunnells (Mich. Ct. App. 2014). · cites it 7× “Defendant argues that the Legislature’s definition of “harmful chemical substance” in MCL 750.200h indicates that it intended to punish terrorists who use chemical, biological or radioactive weapons.”
People of Michigan v. Jivonnie Ramone Jones (Mich. Ct. App. 2019). · cites it 4× “The sentencing guidelines do not directly define the term “harmful biological substance,” but direct us to the definition of that phrase in MCL 750.200h. People v Odom, 276 Mich App 407, 412 ; 740 NW2d 557 (2007).”
People of Michigan v. David Allen Orbon (Mich. Ct. App. 2025). · cites it 3× “in this section: (a) ‘Chemical irritant’, ‘chemical irritant device’, ‘harmful biological substance’, ‘harmful biological device’, ‘harmful chemical substance’, ‘harmful chemical device’, ‘harmful radioactive material’, ‘harmful radioactive device’, and ‘imitation harmful…”
People of Michigan v. Jon Scott Stygler (Mich. Ct. App. 2024). · cites it 2× “” MCL 750.200h(a); Savage, 327 Mich App at 620.”
People of Michigan v. Joshua Matthew-Rollin Humphrey (Mich. Ct. App. 2019). “” MCL 750.200h(i). other-acts evidence— it would not be more probable than not that the alleged error was outcome- determinative.”
People of Michigan v. Breanna Lynn Coger (Mich. Ct. App. 2025). “31(1)(b) because under MCL 750.200h(i),2 cooking oil is not a substance that “possess[es] an inherent or intrinsic ability or capacity to cause death, illness, injury, or disease” as required by the term “harmful” in MCL 777.”
Show all 13 citing cases →
— Mich. Comp. Laws § 750.200h(a) — 4 cases
People of Michigan v. Davon Raphel Chunn (Mich. Ct. App. 2017). “in this section: (a) “Chemical irritant”, “chemical irritant device”, “harmful biological substance”, harmful biological device”, “harmful chemical substance”, “harmful chemical device”, “harmful radioactive material”, “harmful radioactive device”, and “imitation harmful…”
People of Michigan v. Davon Raphel Chunn (Mich. Ct. App. 2017). “in this section: (a) “Chemical irritant”, “chemical irritant device”, “harmful biological substance”, harmful biological device”, “harmful chemical substance”, “harmful chemical device”, “harmful radioactive material”, “harmful radioactive device”, and “imitation harmful…”
People of Michigan v. Broderick David Savage (Mich. Ct. App. 2019). “For the meaning of these terms, OV 1 incorporates by reference definitions from MCL 750.200h. MCL 777.31(3)(a). Turning to MCL 750.”
People of Michigan v. Jon Scott Stygler (Mich. Ct. App. 2024). “” MCL 750.200h(a); Savage, 327 Mich App at 620.”
— Mich. Comp. Laws § 750.200h(b) — 1 case
People of Michigan v. Broderick David Savage (Mich. Ct. App. 2019). “For the meaning of these terms, OV 1 incorporates by reference definitions from MCL 750.200h. MCL 777.31(3)(a). Turning to MCL 750.”
— Mich. Comp. Laws § 750.200h(g) — 3 cases
People v. Odom, 740 N.W.2d 557 (Mich. Ct. App. 2007). “The sentencing guidelines do not directly define the term “harmful biological substance,” but instead direct us to the definition of that phrase as contained in MCL 750.200h, 7 which defines “harmful biological substance” as “a bacteria, virus, or other microorganism or a toxic…”
People of Michigan v. Jivonnie Ramone Jones (Mich. Ct. App. 2019). “The sentencing guidelines do not directly define the term “harmful biological substance,” but direct us to the definition of that phrase in MCL 750.200h. People v Odom, 276 Mich App 407, 412 ; 740 NW2d 557 (2007).”
People of Michigan v. David Allen Orbon (Mich. Ct. App. 2025). “in this section: (a) ‘Chemical irritant’, ‘chemical irritant device’, ‘harmful biological substance’, ‘harmful biological device’, ‘harmful chemical substance’, ‘harmful chemical device’, ‘harmful radioactive material’, ‘harmful radioactive device’, and ‘imitation harmful…”
— Mich. Comp. Laws § 750.200h(i) — 7 cases
People v. Blunt, 761 N.W.2d 427 (Mich. Ct. App. 2009). “In MCL 750.200h, our Legislature defined many of the terms used in MCL 750.”
People v. Ball, 823 N.W.2d 150 (Mich. Ct. App. 2012). “Furthermore, MCL 750.200h(i) defines “harmful chemical substance” as “a solid, liquid, or gas that through its chemical or physical properties, alone or in combination with 1 or more other chemical substances, can be used to cause death, injury, or disease in humans, animals, or…”
People of Michigan v. Broderick David Savage (Mich. Ct. App. 2019). “For the meaning of these terms, OV 1 incorporates by reference definitions from MCL 750.200h. MCL 777.31(3)(a). Turning to MCL 750.”
People of Michigan v. Joshua Matthew-Rollin Humphrey (Mich. Ct. App. 2019). “” MCL 750.200h(i). other-acts evidence— it would not be more probable than not that the alleged error was outcome- determinative.”
People of Michigan v. Jon Scott Stygler (Mich. Ct. App. 2024). “” MCL 750.200h(a); Savage, 327 Mich App at 620.”
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