The BP oil spill has faded from the global headlines, but seven years later, the effects on residents of the Gulf Coast and the legal system nationwide are far from over. While the journey has been long and difficult, there are lessons for those injured and their lawyers.

The Deepwater Horizon Claim Center will likely shut down this year after paying an estimated $13 billion in individual and business claims for economic and property damages. As it does, payments from related settlements, this time with Halliburton Energy Services Inc., Trans-Ocean Offshore Deepwater Drilling Inc. and other defendants, will start. Thousands of claimants are expected to divide $1.24 billion.