US Presidential Election: What will happen to the $91.5 million that Joe Biden has collected? Can Kamala Harris get it? Details here

The 'Biden for President' committee collected the huge amount of $91.5 million under the leadership of Joe Biden till May. What will happen to this fund now? Will Kamala Harris get access to this money? Can Biden take it for his personal use or will he have to refund the money to the donor?