Maryland Election Law Section 8-709
§ 8-709.
  (a)   The eighth congressional district consists of the following parts of Montgomery County:
    (1)   election districts 3, 6, 7, 10, and 11;
    (2)   election district 4, precincts 1 through 16, 18, 20, 21, and 23 through 32;
    (3)   election district 5, precincts 1, 5, 8, 9, 11, and 16;
    (4)   election district 9, precincts 1 through 10, 12, 13, 15, 16, 18, 19, 20, 24, and 26 through 29;
    (5)   election district 13, precincts 1 through 4, 6, 7, 9 through 11, 16, 17, 19 through 21, 23 through 40, 42 through 45, 47 through 49, 53 through 59, 61 through 65, 67, and 68; and
    (6)   that part of election district 13, precinct 8 that consists of the following census tracts and blocks:
      (i)   census tract 7017.02, blocks 1004 and 1010;
      (ii)   census tract 7018.00, blocks 3002 through 3005;
      (iii)   census tract 7024.01, blocks 2006 through 2013 and 2015 through 2017;
      (iv)   census tract 7024.02, blocks 3004 and 3011 through 3019; and
      (v)   census tract 7025.00, blocks 1013 through 1024, 1028, 1029, 2011, 2012, 2014, and 2015.
  (b)   The district also includes the following parts of Prince George's County:
    (1)   election district 2, precinct 2; and
    (2)   election district 17, precincts 1 through 8, 10, 13, and 14.