April 04, 2017 18:59 Updated Follow Lobbyist Activity Reports are due two times per year. May 31st and November 30th. http://www.in.gov/ilrc/2448.htm Related articles Where can I find all forms to file with the IN Lobby Registration Commission? What is the penalty for late filing of Activity Report and Registration Statements? What is the fee to register a For-Profit Lobbyist? When is the Registration deadline for Employer and Compensated Lobbyists? Is online filing of Reports and Registration Statements available?