The White House will undergo a thorough deep-cleaning before the Bidens move in.
Government contracts and purchase orders reviewed by NBC News show plans for additional inaugural cleaning totaling nearly half a million dollars.
They show plans for a top-to-bottom cleaning above and beyond what typically occurs during a residence changeover.
The White House has been the site of several COVID-19 outbreaks during the pandemic.
The Biden transition team did not immediately respond to NBC's request for comment.