Md. Code, Local Government § 21–503

(a) For any purpose stated in § 21–504(a)(1) of this subtitle, a county may:

(1) establish a special taxing district;

(2) impose ad valorem or special taxes; and

(3) issue bonds.

(b) (1) For any purpose stated in § 21–504(a)(2) of this subtitle, a county

may:

(i) establish special taxing districts;

(ii) impose ad valorem or special taxes; and

(iii) pledge funds under an agreement to:

1. secure payment on MEDCO obligations;

2. pay the costs of infrastructure improvements located

in or supporting a transit–oriented development or a State hospital redevelopment;

and

3. pay the costs of operating and maintaining

infrastructure improvements located in or supporting a transit–oriented development

or a State hospital redevelopment.

(2) An agreement pledging funds as described in paragraph (1)(iii) of

this subsection shall:

(i) be authorized by an ordinance or resolution of the county;

(ii) be in writing;

(iii) be executed on behalf of the county making the pledge, the

Maryland Economic Development Corporation, and any other person or entity that

the governing body of the county determines; and

(iv) benefit, and be enforceable on behalf of, the holders of any

MEDCO obligation secured by the agreement.

(c) (1) Notwithstanding any other provision of law, a county may

establish a special taxing district, issue bonds, or impose an ad valorem or special tax

under this subtitle only if a request to the county is made by both:

(i) the owners of at least two–thirds of the assessed valuation

of the real property located in the special taxing district; and

(ii) at least two–thirds of the owners of the real property

located in the special taxing district.

(2) For purposes of paragraph (1)(ii) of this subsection:

(i) multiple owners of a single parcel are treated as a single

owner; and

(ii) a single owner of multiple parcels is treated as one owner.