About Mass. Speed Limits

If you’ve forgotten the different types of speed limits since your driver’s ed class, you’re not alone.  There are three types of speed limits in Massachusetts:

Speed laws in Massachusetts are based on Chapter 90, Sections 17 and 18 of the Massachusetts General Laws.  Chapter 90, Section 17 governs the speed of motor vehicles on all roadways.  Chapter 90, Section 18 authorizes the posting of numerical speed limits on all roadways in Massachusetts.  These are statutes of long-standing, having been enacted shortly after motor vehicles had begun to come into use, and at a time they were frowned upon in many localities.