Md. Code Ann., Tax-Prop. § 14-911 — § 14-911

(a) A refund claim shall be approved or denied:
(1) under § 14-904 of this subtitle, by the Comptroller;
(2) under § 14-905 of this subtitle, by the appropriate collector; or
(3) except as provided in subsection (b) of this section, under § 14-907 or § 14-908 of this subtitle, by the Department, clerk, or the Director of Finance that collected the tax.
(b) If a refund claim made under § 14-907 or § 14-908 of this subtitle is not allowed and is not denied on or before 6 months from the date the refund claim is submitted, the person submitting the claim may treat the claim as denied.
(c) If a refund claim is made under § 14-907 or § 14-908 of this subtitle, the Department, clerk, or Director of Finance considering the refund claim shall:
(1) investigate the claim;
(2) notify the claimant of an opportunity for a hearing on the claim; and
(3) if the claimant requests a hearing on the claim, conduct a hearing.
(d) If a claim is determined to be eligible for refund, the agency considering the claim shall request authorization of payment for a claim under:
(1) § 14-904 of this subtitle, from the Comptroller;
(2) § 14-905(a) of this subtitle, from the appropriate county or municipal corporation official; or
(3) § 14-907 or § 14-908 of this subtitle, from the Comptroller or the chief fiscal officer of the county.
(e) The agency determining a claim made under § 14-907 or § 14-908 of this subtitle shall give written notice to the claimant of:
(1) a denial of the claim by that agency;
(2) a denial of payment authorization under subsection (d)(3) of this section by the Comptroller or chief fiscal officer of the county; or
(3) a delay in paying an approved claim.