# Environment (GEN)

## Title 7. Hazardous Materials and Hazardous Substances

### Subtitle 4. Hazardous Waste Facility Siting Program

#### Section 7-408

(a) A certificate automatically shall be null and void if:

  (1) Construction or other preparation of the site for its intended use of the facility for which the certificate was issued has not commenced within 2 years following issuance of the certificate; or

  (2) The facility has not commenced operation within 4 years following issuance of the certificate.

(b) The Board may extend the time limits imposed under subsection (a) of this section if the certificate holder:

  (1) Applies to the Board for an extension; and

  (2) Shows good cause for allowing the extension.

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Md. Code Ann., Envir. (as displayed at mgaleg.maryland.gov, October 16, 2026)