The phrase "federal highways" refers to roads or highways that are owned, funded, and maintained by the government at the national level, as opposed to local or state governments. Full definition
The state faced a loss of $ 14 million in federal highway funding if the signs remained in place as they were. (nystateofpolitics.com)
The news of the accident didn't come out until last week, when it was reported by federal highway authorities — six weeks after the offering. (fortune.com)
The program uses money from both state and federal highway safety funds as well as other resources in a fight against the loss of lives on state roads and highways. (carinsurancerates.com)