Modernizing Congressional Reporting Act of 2019 This bill requires that any (1) report or other recorded information required to be submitted to Congress by an agency and any response from an agency to a request by a congressional office shall only be transmitted in an acceptable electronic format; and (2) structured data included in or with, or used to create any chart included in or with, any report or recorded information shall be transmitted in such format. Agencies must publish these reports and associated data on their public websites.