Many countries around the world maintain military units that are specifically trained to cope with CBRN (Chemical, Biological, Radiological, Nuclear) threats. Beside this specialized units, most modern armed forces undergo generalized basic CBRN self-defense training for all their personnel.
Albania
Central Laboratory of the Armed Forces – Military Unit Nr.4010 (Laboratori Qendror i Forcave të Armatosura - Rep. Usht. Nr.4010)[1]
601st Chemical Biological Nuclear and Emergency Support Engineers Company (Compañía de Ingenieros de Defensa Quimica Bacteriologica Nuclear y Apoyo a la Emergencia 601)[2]
Competence Center – Engineer Department (Centre de Compétence - Département Génie)[10]
Chemical Biological Radiological, Nuclear Company – 4th Engineer Battalion (Compagnie Chimique, Biologique, Radiologique, Nucléaire - 4 Bataillon du Génie)[11]
Belarus
Department of Radiation, Chemical and Biological (RCB) Protection and Ecology ( Упраўленне радыяцыйнай, хімічнай i біялагічнай (РХБ) абароны і экалогіі – Upraŭliennie Radyjacyjnaj, Chimičnaj i Bijalahičnaj (RCB) Abarony i Ekalohii)[12]
8th RBC Protection Regiment (8-я полк РХБ абаро́ны - 8-ja Polk RCB Abaróny)[13]
Bosnia and Herzegovina
Atomic-Biological-Chemical Defense Company (Čete Atomsko-Biološko-Hemijske Odbrane) [14]
Nuclear, Biological, Chemical and Radiological Defense Center (Centro de Defesa Nuclear, Biológica, Química e Radiológica)[17]
Nuclear, Biological, Chemical and Radiological Defense Battalion – Aramar Experimental Center (Batalhão de Defesa Nuclear, Biológica, Química e Radiológica - Centro Experimental Aramar)[18]
Nuclear, Biological, Chemical and Radiological Defense Company – Naval Fusiliers Engineer Battalion (Companhia de Defesa Nuclear, Biológica, Química e Radiológica - Batalhão de Engenharia de Fuzileiros Navais)[19]
Bulgaria
38th Nuclear, Chemical and Biological Defense Battalion (38-ми батальон за ядрена, химическа и биологична защита - 38-mi Batal'on za Yadrena, Khimicheska i Biologichna Zashtita)[20]
Brunei
Chemical, Biological, Radiological and Explosive Company of the Support Battalion[21]
Detection and Decontamination Battalion, 33rd Chemical Troops Group (33化學兵群偵消營- 33 Huàxué Bīng Qún Zhēn Xiāo Yíng )[30]
Detection and Decontamination Battalion, 36th Chemical Troops Group (36化學兵群偵消營- 36 Huàxué Bīng Qún Zhēn Xiāo Yíng )[31]
Detection and Decontamination Battalion, 39th Chemical Troops Group (39化學兵群偵消營- 39 Huàxué Bīng Qún Zhēn Xiāo Yíng )[32]
Colombia
80th Disasters Awareness and Prevention Battalion "Brigadier General General Álvaro López Vargas" (Batallón de Atención y Prevención a Desastres No. 80 "Brigadier General Álvaro López Vargas")[33]
Nuclear, Biological and Chemical Company (Compañía Nuclear, Biológico y Químico)[34]
Croatia
Nuclear Biological and Chemical Defense Battalion (Bojna Nuklearno-Biološko-Kemijske Obrane)[35][36]
Cuba
Chemical Defense Company (Compañía de Defensa Química)[37]
Cyprus Republic
Nuclear Biological and Chemical Substances Protection Team (Ομάδα Προστασίας από Πυρηνικές Βιολογικές και Χημικές Ουσίες - Omáda Prostasías apó Pyrinikés Viologikés kai Chimikés Ousíes)[38]
Czech Republic
31st Radiological, Chemical and Biological (RCB) Protection Regiment (31. Pluk Radiační, Chemické a Biologické (RCB) Ochrany)[39]
Nuclear, Biological and Chemical Intervention Platoon, Air Fire Brigade (Section d'intervention Nucléaire, Biologique et Chimique, Pompiers de l'Air)[49]
The IDS has established various Joint Service Training Institutes under the Centre for Joint Warfare Studies for training Army, Navy and Air force personnel on the subject of CBRN warfare, Military law, intelligence etc.
Central Special Weapons Protection Unit (中央特殊武器防護隊 – Chūō Tokushu Buki Bōgotai)[67]
one Special Weapons Protection Battalion (特殊武器防護大隊 - Tokushu Buki Bogodaitai) in each Division.[68]
one Special Weapons Protection Company (特殊武器防護中隊 - Tokushu Buki Bogochūtai) in each independent Brigade.[68]
Jordan
Chemical Support Unit (حدة دعم الكيميائية - Hdt Dem al-Kymyayyt)[69][70]
Kazakhstan
Department of Radiation, Chemical, Biological Protection and Environmental Troops (Радиациялық, Химиялық, Биологиялық Қорғау Және Экологиялық Әскерлері Департаменті - Radïacïyalıq, Xïmïyalıq, Bïologïyalıq Qorğaw Jäne Éékologïyalıq Ääskerleri Departamenti)[71]
Korea (Democratic People's Republic of Korea/"North Korea")
10th Chemical Battalion (제10화생방대대 – je 10 Hwasangbang Daedae)[75]
11th Chemical Battalion (제11화생방대대 – je 11 Hwasangbang Daedae)[76]
12th Chemical Battalion (제12화생방대대 – je 12 Hwasangbang Daedae)[77]
13th Chemical Battalion (제13화생방대대 – je 13 Hwasangbang Daedae)[citation needed]
15th Chemical Battalion (제15화생방대대 – je 15 Hwasangbang Daedae)[78]
17th Chemical Battalion (제17화생방대대 – je 17 Hwasangbang Daedae)[citation needed]
19th Chemical Battalion (제19화생방대대 – je 19 Hwasangbang Daedae)[79]
Latvia
National Guard Weapons of Mass Destruction Protection Company (Aizsardzības no Masveida Iznīcināšanas Ieročiem Rota)[80]
Lebanon
Weapons of Mass Destruction Defense Company (سرية الوقاية من اسلحة الدمار الشامل - Siriyat al-Wiqayat min 'as-Lihat al-Damar al-Shshamil)[81]
Lithuania
Atomic Biological and Chemical Platoon - Engineer Battalion"Juozo Vitkaus" (Atomines Biologines ir Chemines Būrys - "Juozo Vitkaus" Inžinerijos Vatalione)[82]
Macedonia (Republic of North Macedonia)
Nuclear Biological Chemical Protection Company (Чета за нуклеарна биолошка хемиска одбране - Četa za Nuklearna Biološka Xemiska Odbrana) [83]
Malaysia
3rd Chemical, Biological and Nuclear Warfare Division (Peperangan Nuklear, Biologi dan Kimia 3 Divisyen)[84]
Mexico
Chemical, Biological and Radiological Emergencies Response Group (Grupo de Respuesta de Energencias Quimicas, Biologicas y Radiologicas)[85]
Moldova
Independent Chemical Protection Company (Compania Protecţie Chimică Independentă) [86]
Montenegro
Chemical Biological Radiological Nuclear (CBRN) Defence Platoon of the Infantry Battalion (Вода Xемијско, Биолошко, Радиолошко Нуклеарно Одбрање (ХРБНО)/Пешадијски Батаљон - Voda Hemijsko, Biološko, Radiološko, Nuklearno Odbranje (HRBNO)/Pešadijski Bataljon)[87][88]
NATO
Joint Chemical, Biological, Radiological and Nuclear (CBRN) Defense Centre of Excellence[89]
Engineers Battalion Chemical Biological Radiological and Nuclear Company (Ingeniørbataljonens CBRN-kompani)[96]
Peru
Nuclear, Bacteriological and Chemical Defense Department - Army Scientific and Technological Research Center (División de Defensa Nuclear, Bacteriológica y Química - Centro de Investigación Científico Tecnológico del Ejército)[97]
Armed Forces Epidemiological Response Center (Centrum Reagowania Epidemiologicznego Sił Zbrojnych)[103]
Portugal
Nuclear, Biological, Chemical and Radiological Defense Company – 1st Engineer Regiment (Companhia de Defesa Nuclear, Biológica, Química e Radiológica - Regimento de Engenharia N.º1) [104]
Chemical, Biological, Radiological and Nuclear Defense Flight - Air Force Survival Training Center (Esquadrilha de Defesa Nuclear, Radiológica, Biológica e Química - Centro de Treino de Sobrevivência da Força Aérea) [105]
Romania
Nuclear, Biological and Chemical (NBC) Defense Training Base (Baza de Instruire pentrul Apărare Nucleară, Biologică şi Chimică (NBC))[106]
29th Independent RCB Protection Brigade "Colonel-General "V.K. Pikalov" (29-я отдельная бригада РХБ защиты имени генерал-полковника В. К. Пикалова - 29-ya Otdel'naya Brigada RKhB Zashchity imeni general-polkovnika V. K. Pikalova)[115]
2nd RCB Protection Regiment (2-й полк РХБ защиты - 2-y Polk RKhB Zashchity)[116]
4th RCB Protection Regiment (4-й полк РХБ защиты - 4-y Polk RKhB Zashchity)[117]
6th RCB Protection Regiment (6-й полк РХБ защиты - 6-y Polk RKhB Zashchity)[117]
9th RCB Protection, Marking and Reconnaissance Regiment (9-й полк РХБ защиты, засечки и разведки - 9-y Polk RKHB Zashchity, Zasechki i Razvedki)[112]
10th RCB Protection Regiment (10-й полк РХБ защиты - 10-y Polk RKhB Zashchity)[117]
19th RCB Protection Regiment (19-й полк РХБ защиты - 19-y Polk RKhB Zashchity)[117]
20th RCB Protection Regiment (20-й полк РХБ защиты - 20-y Polk RKhB Zashchity)[117]
25th RCB Protection Regiment (25-й полк РХБ защиты - 25-y Polk RKhB Zashchity)[117]
26th RCB Protection Regiment (26-й полк РХБ защиты - 26-y Polk RKhB Zashchity)[117]
35th RCB Protection Regiment (35-й полк РХБ защиты - 35-y Polk RKhB Zashchity)[117]
39th RCB Protection Regiment (39-й полк РХБ защиты - 39-y Polk RKhB Zashchity)[117]
282nd RCB Military Training Center (282-й учебный центр войск РХБ защиты - 282-y Uchebnyy Tsentr Voysk RKhB Zashchity) [118]
345th Operational Coordination Center of the Unified System for Identifying and Assessing the Scale of the Use of Weapons of Mass Destruction and Accidents at RCB Hazardous Facilities (345-й оперативно-координационный центр единой системы выявления и оценки масштабов применения оружия массового поражения и аварий на RKhB опасных объектах - 345-y Operativno-Koordinatsionnyy Tsentr Yedinoy Sistemy Vyyavleniya i Otsenki Masshtabov Primeneniya Oruzhiya Massovogo Porazheniya i Avariy na RKhB opasnykh ob"yektakh)[119]
Military Academy of RCB Protection "Marshal of the Soviet Union Semën Konstantinovič Timošenko" (Военная академия РХБ защиты имени Маршала Советского Союза Семёна Константиновича Тимошенко - Voyennaya Akademiya RKhB Zashchity imeni Marshala Sovetskogo Soyuza Semyon Konstantinovich Timoshenko)[120]
1st Nuclear Biological Chemical (NBC) Regiment "Valencia" (Regimento de Defensa Nuclear Biologica Quimica (NBQ) "Valencia" n° 1)[132]
NBC Defense Military School (Escuela Militar de Defensa NBQ)[133]
Epidemic Investigation Rapid Deployment Team - Central Defense Hospital "Gómez Ulla" (Equipo Desplegable Rápido de Investigación de Brotes - Hospital Central de la Defensa "Gómez Ulla")[134]
Atomic, Biological, Chemical (ABC), De-mining and Unexploded Ordnance Disposal Competence Center (Kompetenzzentrum Atomar, Biologisch, Chemisch (ABC), Kampfmittelbeseitigung und Minenräumung - Centre de Compétences Nucléaire, Biologique, Chimique (NBC), Dé-minage et d'Elimination des Munitions non Explosées - Centro di Competenza Nucleare, Biologico Chimico (NBC), Eliminazione di Munizioni Inesplose e Sminamento)[140]
77th ABC Defense School (ABC-Abwehr Schule 77 - École de Défense NBC 77 - Scuola di Difesa NBC 77) [141]
10th ABC Defense Battalion (ABC-Abwehrbataillon 10 - Bataillon de Défense NBC 10 - Battaglione di Difesa NBC 10)[142]
ABC Defense Intervention Company (ABC-Abwehr Einsatzkompanie - Companie d'Engagement de Défense NBC - Compagnia d'Intervento di Difesa NBC)[143]
Tajikistan
74th Radiation Chemical and Biological Company (74-я Рота Радиацио́нной, Хими́ческой и Биологи́ческой - 74—ya Radiatsiónnoy, Khimícheskoy i Biologícheskoy)[144]
Thailand
Royal Thai Army Chemical Department (RTACD)
Naval Science Department (NSD)
Research and Development Centre for Space and Aeronautical Science and Technology, RTAF (RDC)
Turkey
Chemical Biological Radiological Nuclear (CBRN) Defense Battalion (Kimyasal Biyolojik Radyolojik Nükleer (KBRN) Savunma Tabur)[145], including:
CBRN Defense Special Response Unit (KBRN Savunma Özel Müdahale Birliği)[145]
536th Central Base of Repair and Storage (RCB Protection Weapons) (536-й центральна база ремонту і зберігання (озброєння РХБ захисту) - 536-y Tsentralʹna Baza Remontu i Zberihannya (Ozbroyennya RKhB Zakhystu)) [152]