Maryland Family Law Section 5-306
§ 5-306.
CAUTION: READ FULL TEXT OF SECTION FOR SPECIAL NOTE
** SPECIAL NOTE: EFFECTIVE - JANUARY 1, 2006 - CHAPTER 464 - 2005 **
  (a)   Unless a court excludes a man as the father of a child, a man is the father if:
    (1)   the man was married to the child's mother at the time of the child's conception;
    (2)   the man was married to the child's mother at the time of the child's birth;
    (3)   the man is named as the father on the child's birth certificate and has not signed a denial of paternity;
    (4)   the child's mother has named the man as the child's father and the man has not signed a denial of paternity;
    (5)   the man has been adjudicated to be the child's father;
    (6)   the man has acknowledged himself, orally or in writing, to be the child's father and the mother agrees; or
    (7)   on the basis of genetic testing, the man is indicated to be the child's biological father.
  (b)   (1)   A petitioner under Part II or Part III of this subtitle shall give a juvenile court notice that a man who is not named in the petition and has not been excluded as a father claims paternity.
    (2)   After a request of a party or claimant and before ruling on a petition under Part II or Part III of this subtitle, a juvenile court shall hold a hearing on the issue of paternity.