The country was declared bankrupt by the prime minister on Tuesday.
The economy began to fall in late 2020 despite the government's claims that it was caused by the Pandemic.
In May, Sri Lanka failed to pay its debts. The energy minister said on Sunday that it had less than a day's worth of fuel left.
People have been queueing for hours to get gas, while the price has more than doubled.
Everyone has been told to work from home to save fuel and schools have been closed.
Sri Lanka entered negotiations with the International Monetary Fund to try and save its collapsing economy.
He said that they are participating in the negotiations as a bankrupt country. We have to face a more complicated situation than before.
India, Japan, and China are in talks with Sri Lanka about forming an aid consortium that could be used to help the island nation.
According to the UN children's aid group Unicef, a humanitarian crisis is imminent.
Two in five infants in Sri Lanka are not being fed the minimum acceptable diet, according to Unicef.
It launched an appeal last month to raise $25 million to help 1.7 million vulnerable children.
The Foreign Office advises against all but essential travel to the country.