# COMAR Title 11 — Department of Transportation

## Subtitle 19 — Motor Vehicle Administration — School Vehicles

### Chapter 03 — Type II School Vehicles — Construction Standards

#### Regulation .23 Back-Up Warning Alarm.

*COMAR 11.19.03.23*

An automatic non-variable audible alarm activated when the vehicle is in reverse shall be installed behind the rear axle and be at least 97 decibels.