They are out of funds because they stopped doing their jobs of processing immigration benefits. Democrats should demand moratorium of deportations and work auth (which immigrants would pay fees) for undocumented who are essential workers. Funding problem and humanitarian problem solved.

The U.S. immigration agency needs a $1.2 billion bailout, and negotiations have put Democrats in a bind - The Washington Post
https://www.washingtonpost.com/immig...73b_story.html