Relationship Code Mapping

ASC X12 Value	API Value	Description
01	SPOUSE	Spouse
03	PARENT	Parent
04	GRANDPARENT	Grandparent
05	GRANDCHILD	Grandchild
06	AUNT_OR_UNCLE	Aunt/Uncle
07	NIECE_OR_NEPHEW	Nephew/Niece
08	COUSIN	First Cousin
09	ADOPTED_CHILD	Adopted Child
10	FOSTER_CHILD	Foster Child
11	CHILD_IN_LAW	Daughter-in-law/Son-in-law
12	SIBLING_IN_LAW	Brother-in-law/Sister-in-law
13	PARENT_IN_LAW	Mother-in-law/Father-in-law
14	SIBLING	Sibling
15	WARD	Ward
16	STEPPARENT	Step-parent
17	STEP_CHILD	Stepson/Stepdaughter
18	POLICY_HOLDER	Self
19	CHILD	Son/Daughter
19	CHILD	Child of Domestic Partner
23	SPONSORED_DEPENDENT	Sponsored Dependent
24	DEPENDENT_OF_MINOR_DEPENDENT	Dependent of a Minor Dependent
25	EX_SPOUSE	Former Spouse
26	GUARDIAN	Guardian
31	COURT_APPOINTED_GUARDIAN	Court-Appointed Guardian
38	COLLATERAL_DEPENDENT	Collateral Dependent
53	LIFE_PARTNER	Domestic Partner
60	ANNUITANT	Annuitant
D2	TRUSTEE	Trustee
G8	OTHER_RELATIONSHIP	Unrelated
G8	OTHER_RELATIONSHIP	Parent's Domestic Partner
G8	OTHER_RELATIONSHIP	Tax Filer
G8	OTHER_RELATIONSHIP	Tax Dependent
G8	OTHER_RELATIONSHIP	Other
G9	OTHER_RELATIVE	Other Relative