There are some exceptions in the bill, but it would basically ban taking pictures or video on farms and manufacturing sites.
An Indiana University Law professor has spoken out saying he believes the bill violates the constitution and punishes whistleblowers.
But the Indiana Farm Bureau argues pictures and video of possible abuse could be taken out of context.
The bill now goes to a conference committee to try to work out differences between the house and senate versions.
About a dozen states already have Ag-Gag laws or are considering them.