Providing Resources for Emergency Preparedness And Resilient Enterprises Act of 2023 or the PREPARE Act of 2023 This bill reauthorizes through FY2028 a pre-disaster mitigation program, administered by the Small Business Administration, for disbursing economic injury disaster loans to small businesses for protection of real estate, equipment, inventory, supplies, and materials. The bill also increases the amount for loans to take mitigating actions to protect damaged or destroyed property from possible future disasters.