# COMAR Title 31 — Maryland Insurance Administration

## Subtitle 04 — Insurers

### Chapter 17 — Filing of Forms for Approval

#### Regulation .18 Health Insurance—Pre-Existing Condition Exclusions.

*COMAR 31.04.17.18*

For health insurance contracts or contracts issued by a nonprofit health service plan, a carrier may not impose a pre-existing condition exclusion that exceeds 1 year if the application does not include medical questions or health history questions.