6 states have mandatory pro bono reporting:

Florida (Florida Rules of Professional Conduct Rule 4-6.1)

Hawaii (Order Amending Rule 17(d) of the Rules of the Supreme Court of the State of Hawaii)

Illinois (Illinois Supreme Court Rule 756(f))

Maryland (Maryland Rules of Procedure, Rule 16-903)

Mississippi (Mississippi Supreme Court Rules, Rule 6.1)

Nevada (Nevada Rules of Professional Conduct, Rule 6.1)

8 states rejected mandatory pro bono reporting:
Colorado, Indiana, Massachusetts, Minnesota, New York, Pennsylvania, Tennessee, Utah

11 states have voluntary pro bono reporting:
Arizona, Georgia, Kentucky, Louisiana,
Missouri, Montana, New Mexico, Oregon, Texas, Utah, Washington

2 states considering voluntary pro bono reporting:
Michigan, Vermont