Maryland Tax - General Section 10-206
§ 10-206.
  (a)   The amounts under this section are added to the federal adjusted gross income of a nonresident to determine Maryland adjusted gross income.
  (b)   To the extent attributable to Maryland sources the addition under subsection (a) of this section includes the additions required for a resident under § 10-204 of this subtitle.
  (c)   The addition under subsection (a) of this section includes the additions required for a resident under § 10-205 of this subtitle.
  (d)   The addition under subsection (a) of this section includes the amount of any loss or adjustment to income that:
    (1)   is included in computing federal adjusted gross income; and
    (2)   is not attributable to Maryland sources.