: Many states—including Texas , Florida , Pennsylvania , New York , and Illinois —require a permit from their respective Department of Natural Resources (DNR) or Fish and Wildlife agency.

Before looking for a seller, you must determine your state's specific laws regarding possession and stocking:

You can purchase grass carp from specialized fish hatcheries or pond management companies. Official state lists are the most reliable way to find authorized sellers: Triploid Grass Carp 8-10" | Jones Lake Management