Seoul and neighbouring Gyeonggi Province are among a number of local governments that have ordered all foreign workers to be tested, drawing accusations of xenophobia.
The news came after Britain formally protested to South Korea, multiple countries sought an explanation and several South Korean leaders called for the rules to be rescinded.
The government published a compulsory testing notice on Friday covering 80 residential premises and workplaces, many in central financial and business district.
"The fourth wave was never over, (because) the case number haven't been down to zero; now I'm worried it may rebound quickly," Dr Chuang Shuk-kwan, of the city's health department, told a briefing.
As many as 18845 affected patients have been recovered from the coronavirus so far while 202 deaths were recorded due to the deadly virus in Balochistan.
Irish traders are increasingly shipping goods directly to and from European ports, rather than the once-speedier route via the so-called UK landbridge, as a result of red tape and delays after Britain's exit from the European Union.
The Irish transport ministry said in a statement the French government had informed it of the decision.
As many as 18762 affected patients have been recovered from the coronavirus so far while 200 deaths were recorded due to the deadly virus in Balochistan.
The mandatory 10-day stay in government-provided accommodation, first announced last month.
No formal contracts have been awarded yet ... DH (department for health) continue to work closely with hotels as we move forward to introduce the policy from Feb. 15.
Pressure on the hospital system eased slightly, with the number of COVID-19 patients down by 116 to 27,955 and the number of people in intensive care down by 3 to 3,277.
Shopping centres and other non-essential stores will be closed from noon, for the first time in the pandemic, and will not reopen until Feb. 1 at the earliest.
Together we've managed to strike down the virus several times, and I'm convinced we can do so again.
The first such measure the city has taken since the pandemic began has occurred in the densely populated neighbourhoods of Jordan that is home to many ageing.
We are doing this also to dispel worries of the residents because there was talk that this is an epidemic area and it affected the life, psychology and business of the people here.