This bill simplifies the process for installing and maintaining underwater fiber optic cables—the cables that carry internet and telecommunications signals across the ocean—in protected marine areas called national marine sanctuaries. Currently, companies need permission from multiple government agencies to work with these cables in sanctuaries, which can be time-consuming and complicated. This bill says that if a company already has approval from a federal or state agency (like the Federal Communications Commission or a state government), they don't need to get additional permission from the National Oceanic and Atmospheric Administration, which oversees marine sanctuaries. Essentially, it eliminates redundant approval processes so companies don't have to jump through multiple hoops for the same project. The bill does allow different federal agencies to work together and share information about these cable projects, but it prevents the sanctuary agency from blocking or requiring extra authorization for work that's already been approved elsewhere. This could speed up repairs and upgrades to critical internet infrastructure while still allowing government agencies to coordinate on environmental concerns.