The SBA has created a Coronvirus Resource Center. They update it daily with changes to laws and regulations. It can be found at https://www.sba.gov/page/coronavirus-covid-19-small-business-guidance-loan-resources

The SBA has also created the Express Bridge Loan Pilot Program which allows small businesses who currently have a business relationship with an SBA Express Lender to access up to $25,000 quickly. More info at https://www.sba.gov/funding-programs/loans/coronavirus-relief-options/sba-express-bridge-loans