After gathering information for more than two years, a federal agency
has announced that it is terminating a rulemaking process regarding convex
rearview mirrors for big trucks.
The National Highway Traffic Safety Administration published the
termination notice on the Federal Register
on Monday, Aug. 29, thus leaving in place current rearview mirror requirements,
which do not mandate passenger-side convex mirrors.
In its announcement, NHTSA noted that the standard currently requires
vehicles of more than 10,000 pounds gvw to be equipped with mirrors of unit
magnification on the passenger side. That requirement will stand.
“Based on analysis of the available data, NHTSA is terminating this
rulemaking proceeding, because we have determined that convex mirrors are not
an adequate substitute for mirrors of unit magnification in terms of providing
safety benefits associated with allowing the driver to better judge the
distance and speed of oncoming vehicles, particularly during lane change
maneuvers,” states NHTSA’s notice on the Federal