Currently, there is a petition out to repeal the 1986 Hughes amendment. They need around 66,000 more signatures before February 19th to proceed. If you would like to sign the petition you can do so here- https://petitions.whitehouse.gov/petition/repeal-1986-hughes-amendment . Guns.com originally posted about this on their site as well as a video (see below). While it seems unlikely that full auto will be available in the immediate future, there has been some headway on the Hearing Protection Act. For more information on the Act, you can visit the ASA site here- http://americansuppressorassociation.com/hearing-protection-act/
Below is the video relating to both of these