U.S. Secretary of State Marco Rubio issued a waiver on Tuesday for life-saving humanitarian assistance during a 90-day pause in foreign aid while Washington undertakes a review, according to a State Department memo seen by Reuters.

Secretary of State Marco Rubio backtracked on Trump’s near-total foreign aid freeze and approved potentially billions of dollars in “life-saving humanitarian assistance.” Many aid groups are still unsure what that means.

US Secretary of State Marco Rubio has backpedalled on the near-total freeze of US foreign aid, stating that ‘life-saving humanitarian assistance’ would be continued during the 90-day review period. There is widespread uncertainty about which programmes fall under the new waiver among global and South African health organisations.