For decades, gas-gathering pipelines located in rural areas largely escaped the federal scrutiny that was primarily focused on transmission pipelines. But all that has changed with final publication of the so-called Mega Rule, which applies federal pipeline safety regulations to hundreds of thousands of miles of gas-gathering pipelines — previously not subject to federal safety regulation — for the first time. In today’s RBN blog, we look at the history behind the three-part Mega Rule, what it’s designed to do, and the challenges pipeline operators will face to stay in compliance.