(a) Except as provided in subsection (b) of this section and § 3-104 of this subtitle, this title does not apply to:

(1) a public body when it is carrying out:

(i) an administrative function;

(ii) a judicial function; or

(iii) a quasi-judicial function; or

(2) a chance encounter, a social gathering, or any other occasion that is not intended to circumvent this title.

(b) This title applies to a public body when it is meeting to consider:

(1) granting a license or permit; or

(2) a special exception, variance, conditional use, or zoning classification, the enforcement of any zoning law or regulation, or any other zoning matter.