Maryland’s gun policy is about to change drastically. Here’s what it will look like.

New laws regulating guns, where to carry them and how to store them take effect Sunday as Maryland continues to grapple with the U.S. Supreme Court decision that upended the state’s former rules. There already have been challenges to these policies from people who see them as too restrictive, including one that got a federal judge to roll back part of the law restricting where people can concealed carry.