Md. Code, Transportation § 16–707

(a) For the purposes of Article IV(a) and (c) of the Compact, the Administration shall:

(1) Give the same effect to a conviction described in Article IV(a)(1) of the Compact as the Administration would for a conviction under Title 2, Subtitle 5 or § 2-209 of the Criminal Law Article;

(2) Give the same effect to a conviction described in Article IV(a)(2) of the Compact as the Administration would for a conviction under § 21-902(a), § 21-902(b), § 21-902(c), or § 21-902(d) of this article;

(3) Give the same effect of a conviction described in Article IV(a)(3) of the Compact as the Administration would for a conviction for a felony involving use of a vehicle in this State; and

(4) Give the same effect to a conviction described in Article IV(a)(4) of the Compact as the Administration would for a conviction under § 20-102 or § 20-104 of this article.

(b) For the purposes of Article IV(b) of the Compact, the Administration shall give the same effect to a conviction in another state reported under Article III of the Compact, other than a conviction described under Article IV(a) of the Compact, as the Administration would for an identical or substantially similar conviction under the Maryland Vehicle Law.