Coast guard
Greece: The Hellenic Coast Guard (Greek: Λιμενικό Σώμα-Ελληνική Ακτοφυλακή, romanized: Limeniko Soma-Elliniki Aktofylaki, lit. 'Harbor Corps-Hellenic Coast Guard') is the national coast guard of the Republic of Greece. It is a paramilitary organization that can support the Hellenic Navy in wartime, but resides under separate civilian control in times of peace. It was founded in 1919 by an Act of Parliament and the legal framework for its function was reformed in 1927.

Haiti: The Haitian Coast Guard is an operational unit of the Haitian National Police. It is one of the few law enforcement organisations in the world to combine water policing and coast guard duties while remaining as a policing unit. It operates primarily as a law enforcement agency, with secondary responsibilities in search and rescue.

Iceland: The Icelandic Coast Guard has primarily been a law enforcement organisation but is also in charge of national defences. It has also involved with the Republic of Iceland's contributions to expeditionary operations and conducted military exercises. For example, Operation Enduring Freedom and Northern Challenge.

India: The Indian Coast Guard (ICG)  is under the Ministry of Defence. It has responsibility for search and rescue, enforcing the maritime law of anti-smuggling, immigration and shipping regulations and protecting the country's maritime and offshore resources. With 40 plus aircraft and 150 plus vessels and ships Indian Coast Guards is defending one of the longest coastline of Indian Ocean Region (IOR)

Iran: The Iranian NEDSA controls the south entry point. The Border Guard Command Marine faraja sea also performs maritime duties in the north alongside the Iranian Navy.

Indonesia: Maritime Law Enforcement in Indonesia is conducted by multiple government agencies, including the Indonesian Navy, Indonesian Maritime Security Agency, Indonesian Sea and Coast Guard, Directorate General of Marine and Fisheries Resources Surveillance, and National 
Police Water Unit. There has been plans to amalgamate these different maritime law enforcement agencies to become a singular national 'sea and coast guard agency'. In March 2022, the government issue regulation on Governance of Maritime Security, Safety and Law Enforcement at Indonesia's Territorial Water and Jurisdiction and designate Maritime Security Agency as coordinating body for all maritime law enforcement agencies.

Ireland: The Irish Coast Guard (IRCG) makes up one arm of the Maritime Safety Services, the other being the Maritime Safety Directorate. Both arms are due to merge into a new "one stop shop" agency for all maritime safety matters.
The purpose of the Irish Coast Guard is:

To reduce the loss of life within the Irish Search and Rescue Region and on rivers, lakes and waterways and to protect the quality of the marine environment within the Irish Pollution Responsibility Zone, Harbours and Maritime Local Authority areas and to preserve property.
To promote safety standards, and by doing so, prevent, as far as possible, the loss of life at sea and on inland waters and other areas, and to provide an effective emergency response service.

Isle of Man: The Isle of Man is a Crown dependency in the Irish Sea between Ireland and the United Kingdom. It is not part of the United Kingdom, but historically relied upon the UK Coastguard. However, the UK Coastguard withdrew in 1988, and the Isle of Man Government formed its own Coastguard in 1989. Its key functions are coastal patrol, pollution control, and shore-based search and rescue. It also co-operates with other agencies as part of the Isle of Man Inland Search and Rescue Group. It maintains the Isle of Man's Marine Operations Centre (control room), but it has no aircraft, and contracts air-sea rescue to the UK Coastguard.

Italy: In the Republic of Italy, the Guardia Costiera is part of the Italian Navy under the Ministry of Infrastructure and Transport. They have responsibility for enforcement of shipping and maritime safety regulations, as well as performing search and rescue duties

Japan: In Japan, the Japan Coast Guard is under the oversight of the Ministry of Land, Infrastructure, Transport and Tourism, and is responsible for the protection of the coast-lines and islands of Japan.

Jersey: The Island of Jersey Coastguard is the coastguard service of the Government of Jersey, an independent Crown dependency located near to northern France. Its main responsibilities are safety at sea, maritime security and law enforcement, search and rescue services (with partner agencies), and protection of the marine environment. "Channel Islands AirSearch" works with the Coastguard service on search and rescue operations, and therefore the Coastguard does not maintain its own aircraft.

Kenya: The Kenya Coast Guard Service is a specialized maritime force of the Republic of Kenya, responsible for law enforcement on national waters, including on the oceans, lakes and rivers. The force is mandated to maintain maritime safety, security, pollution control and sanitation. It is also responsible for apprehending and prosecuting offenders.

Libya: The Libyan Coast Guard, part of the Libyan Navy, is responsible for the onshore protection of public installations near the coast and the patrol of coastal waters to prevent smuggling.

South Korea: The Korea Coast Guard (Korean: 해양경찰청; Hanja: 海洋警察廳, Revised Romanization: Haeyang-gyeongchal-cheong, Maritime Police Agency) is responsible for maritime safety and control off the coast of the Republic of Korea/South Korea. The KCG is an external branch of the R.O.K.'s Ministry of Maritime Affairs and Fisheries during peacetime.

Malaysia: In Malaysia, the Malaysian Maritime Enforcement Agency is part of the Malaysian Coast Guard and is under the Ministry of Home Affairs.
The agency is headed by a director general who is appointed by the Yang Di Pertuan Agong on the advice of the prime minister while other personnel are appointed by the Public Services Commission.
In times of war, crisis or emergency, the agency may be placed under the command of the Malaysian Armed Forces. It was formed to combat the rise of piracy in the Strait of Malacca. Personnel often work very closely with the Royal Malaysian Navy and Royal Malaysian Air Force. The agency utilizes its resources in a maritime law enforcement and search and rescue capacity.

Mexico: The Maritime Search and Rescue (Búsqueda y Rescate Marítimo) is a coast guard-type unit of the Mexican Navy.  Its primary mission is search and rescue operations within 50 miles (80 km) of the Mexican coastline.

Netherlands: The Kingdom of The Netherlands Coastguard (Dutch: Kustwacht Nederland) is a national organization responsible for various services along The Netherlands' ocean coastline (mainly search and rescue services).

Caribbean Netherlands: The Dutch Caribbean Coastguard (Dutch: Kustwacht Caraïbisch Gebied) is the coast guard of the Kingdom of the Netherlands in the Caribbean, providing search & rescue, and maritime law enforcement in Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba.

New Zealand: The Royal New Zealand Coastguard is a civilian volunteer charitable organisation, providing search and rescue services to coastal waterways and some lakes in New Zealand. Smaller incidents are coordinated by the New Zealand Police, who may call on the services and resources of the coastguard. Larger incidents are managed by the Rescue Coordination Centre New Zealand (RCCNZ), with support from the Royal New Zealand Defence Force.

Norway: The Royal Norwegian Coast Guard, or Kystvakten in Norwegian, is a part of the Royal Norwegian Navy, but has separate vessels, many of which are purpose-built. Coast guard vessels have the prefix KV. Four of these vessels are capable of embarking one or more helicopters. Norway's exclusive economic zone, the Coast Guard's area of responsibility, is about 2.2 million square kilometers, one of the largest in Europe.

Pakistan: In Pakistan, there are two agencies operating on the coast:

Pakistan Maritime Security Agency (PMSA) under the Pakistan Navy
Pakistan Coast Guards (PCG) under the Pakistan Army.
The MSA is a military force operated by the Navy under the direction of Ministry of Defence. It is responsible for the  strategic security of Pakistan's coastlines, as well as law enforcement within the country's exclusive economic zone. The Pakistani Coast Guards is placed under the Pakistan Army and has responsibilities for conducting riverine operations, protecting coastal areas and shores of Karachi.

Peru: 

Philippines: In the Republic of the Philippines, the Philippine Coast Guard (PCG) is a maritime law enforcement agency operating under the Department of Transportation of the Republic of the Philippines government. It is tasked with the broader enforcement of maritime laws, especially against smuggling, illegal fishing, drug trafficking, and piracy. It patrols the country's 36,289-kilometer coastline and hundreds of islands, and is also involved in maritime search and rescue (SAR) missions, as well as the protection of the marine environment. The Philippine Coast Guard also serves as an attached service of the Armed Forces of the Philippines in wartime.

Poland: In Poland, the law enforcement coast guard role is performed by the Maritime Branch of the Polish Border Guard (Morski Oddział Straży Granicznej). It is part of the Polish Border Guard. Search and Rescue (SAR) role of coast guard is performed by Maritime Search and Rescue Service (Morska Służba Poszukiwania i Ratownictwa).