Within the Kimberley region, movement was further restricted to prevent travel between each of the four local government areas. On 5 April, all state borders were closed, a strengthening of the previous border rules, all arrivals were quarantined in city hotels for 14 days. The MS Artania departed Fremantle 18 April following a stand off with State and Federal governments over responsibility for the care of passengers and crew. The vessel is sailing for Indonesia and Philippines before heading back to Europe. On 15 March, a public health emergency was declared in South Australia. On 22 March, a "major emergency" was declared, giving the police power to enforce self-isolation rules. On 24 March, state borders were closed. People arriving in the state were required to sign a declaration that they would self-isolate for 14 days and provide an address to the police, with penalties for failure to comply. On 27 March, a direction was made under the "Emergency Management Act 2004" to prohibit gatherings of more than 10 people, and a limit of one person per 4 square metres. Scotch Oakburn College in Tasmania closed as a preemptive decision in fear of rising SARS-CoV-2 cases. It will be closed from 16 March until at least 30 March. On 17 March, Tasmania declared a public health emergency. On 19 March, all "non-essential" travellers to the state, including returning residents, were subject to a mandatory 14-day quarantine. On 12 April 2020, in response to an outbreak in Burnie, business restrictions were put in place for a period of 14 days. It included the closure of most retail businesses except for those providing essential services, or those who can provide online services and home delivery. The North West Regional Hospital (NWRH) and North West Private Hospital (NWPH) were temporarily closed from Monday 13 April 2020, and staff, patients and visitors since 27 March required to self-quarantine for 14 days. The self-quarantine will affect up to 5,000 people. Additional testing was announced, and emergency medical teams from the Australian Defence Force were sent to Burnie to cover for hospital staff. On 16 March, the ACT government declared a public health emergency. All visits to the Alexander Maconochie prison were cancelled from 23 March, but there was "increased access to telephones" for prisoners to keep in touch with their families. On 24 March, the Northern Territory (NT) government introduced strict border control, with anyone arriving from abroad or interstate being required to self-isolate for 14 days.