# COMAR Title 17 — Department of Budget and Management

## Subtitle 04 — Personnel Services and Benefits

### Chapter 09 — Testing for Illegal Use of Drugs

#### Regulation .07 Testing Methodologies.

*COMAR 17.04.09.07*

A. The initial screening test shall use an immunoassay.

B. The confirmatory test shall be gas chromatography-mass spectroscopy (GC-MS).