미국 이민비자의 종류(Symbols 해석)

 
미국 비자는 이민비자와 비이민비자로 나뉩니다.
 
그중 이민비자에는 여러 종류의 비자가 있습니다.
 
이러한 비자의 종류를 간단히 심벌(Symbols)로 표기하는 경우가 많은데, 이러한 심벌로 표기한 비자가 어떠한 의미를 지니는지 아래 상세히 열거하였습니다.
 

 
 
이민비자의 종류(Immigrant Visa )
 
1. Immediate Relatives
IR-1 : Spouse of U.S. citizen
IR-2 : Child of U.S. citizen
IR-3 : Orphan adopted abroad by U.S. citizen
IR-4 : Orphan to be adopted in the United States by U.S. citizen
IR-5 : Parent of U.S. citizen at least 21 years of age
IH-3 : Child adopted abroad by U.S. citizen under Hague Convention
IH-4 : Child to be adopted in U.S. by U.S. citizen under Hague Convention
CR-1 : Spouse of U.S. citizen (conditional status)
CR-2 : Child of U.S. citizen (conditional status)
IW-1 : Certain spouses of deceased U.S. citizens
IW-2 : Child of IW-1
IB-1 : Self-petition spouse of U.S. citizen
IB-2 : Self-petition child of U.S. citizen
IB-3 Child of IB-1
VI-5 : Parent of U.S. citizen who acquired permanent resident status under the
Virgin Islands Nonimmigrant Alien Adjustment Act

2. Special Immigrants
SB-1 : Returning resident
SC-1 : Certain persons who lost U.S. citizenship by marriage
SC-2 : Certain persons who lost U.S. citizenship by serving in foreign armed forces
SI-1 : Certain aliens employed by the U.S. Government in Iraq or Afghanistan as translators or interpreters
SI-2 : Spouse of SI-1
SI-3 : Child of SI-1 
SM-1 : Alien recruited outside the United States who has served or is enlisted to serve in the U.S. Armed Forces for 12 years
SM-2 : Spouse of SM1
SM-3 : Child of SM1
SQ-1 : Certain Iraqis or Afghans employed by or on behalf of the U.S. Government
SQ-2 : Spouse of SQ1 
SQ-3 : Child of SQ1 
SU-2 : Spouse of U1 
SU-3 : Child of U1
SU-5 : Parent of U1

3. Family-Sponsored Preferences
 
1) Family 1st Preference
F11 : Unmarried son or daughter of U.S. citizen
F12 : Child of F11
B11 : Self-petition unmarried son or daughter of U.S. citizen
B12 : Child of B11
 
2) Family 2nd Preference (Subject to Country Limitations)
F21 : Spouse of lawful permanent resident
F22 : Child of lawful permanent resident
F23 : Child of F21 or F22 
F24 : Unmarried son or daughter of lawful permanent resident
F25 : Child of F24
C21 : Spouse of lawful permanent resident (conditional)
C22 : Child of alien resident (conditional)
C23 : Child of C21 or C22 (conditional)
C24 : Unmarried son or daughter of lawful permanent resident (conditional)
C25 : Child of F24 (conditional)
B21 : Self-petition spouse of lawful permanent resident
B22 : Self-petition child of lawful permanent resident
B23 : Child of B21 or B22)
B24 : Self-petition unmarried son or daughter of lawful permanent resident
B25 : Child of B24
 
3) Family 2nd Preference (Exempt from Country Limitations)
FX1 : Spouse of lawful permanent resident
FX2 : Child of lawful permanent resident
FX3 : Child of FX1 or FX2
CX1 : Spouse of lawful permanent resident (conditional)
CX2 : Child of lawful permanent resident (conditional)
CX3 : Child of CX1 or CX2 (conditional)
BX1 : Self-petition spouse of lawful permanent resident
BX2 : Self-petition child of lawful permanent resident
BX3 : Child of BX1 or BX2
 
4) Family 3rd Preference
F31 : Married son or daughter of U.S. citizen
F32 : Spouse of F31
F33 : Child of F31
C31 : Married son or daughter of U.S. citizen (conditional) 
C32 : Spouse of C31 (conditional)
C33 : Child of C31 (conditional)
B31 : Self-petition married son or daughter of U.S. citizen
B32 : Spouse of B31 INA
B33 : Child of B3

5) Family 4th Preference
F41 Brother or sister of U.S. citizen at least 21 years of age
F42 Spouse of F41
F43 Child of F41

4. Employment-Based Preferences
 
1) First Preference (Priority Workers)
E11 : Person with extraordinary ability in the sciences, arts, education, business, or athletics
E12 : Outstanding professor or researcher
E13 : Multinational executive or manager
E14 : Spouse of E11, E12, or E13
E15 : Child of E11, E12, or E13
 
2) Employment 2nd Preference (Professionals Holding Advanced Degrees or Persons of Exceptional Ability)
E21 : Professional holding advanced degree or alien of exceptional ability
E22 : Spouse of E21
E23 : Child of E21
 
3) Employment 3rd Preference (Skilled Workers, Professionals, and Other Workers)
E31 : Skilled worker
E32 : Professional holding baccalaureate degree
E34 : Spouse of E31 or E32
E35 : Child of E31 or E32
EW3 : Other worker (subgroup numerical limit)
EW4 : Spouse of EW3
EW5 : Child of EW3
 
4) Employment 4th Preference (Certain Special Immigrants)
BC1 : Broadcaster in the U.S. employed by the International Broadcasting Bureau of the Broadcasting Board of Governors or a grantee of such organization
BC2 : Accompanying spouse of BC1
BC3 : Accompanying child of BC1
SD1 : Minister of religion
SD2 : Spouse of SD1
SD3 : Child of SD1
SE1 : Certain employees or former employees of the U.S. Government abroad 
SE2 : Spouse of SE1
SE3 : Child of SE1
SF1 : Certain former employees of the Panama Canal Company or Canal Zone Government
SF2 : Spouse or child of SF1
SG1 : Certain Former Employees of the U.S. Government in the Panama Canal Zone
SG2 : Spouse or Child of SG1
SH1 : Certain former employees of the Panama Canal Company or Canal Zone Government on April 1, 1979
SH2 : Spouse or child of SH1
SJ1 : Certain foreign medical graduates 
SJ2 : Accompanying Spouse or Child of SJ1
SK1 : Certain retired international organization employees
SK2 : Spouse of SK1
SK3 : Certain unmarried sons or daughters of an international organization employee
SK4 : Certain surviving spouses of a deceased international organization employee
SL1 : Juvenile court dependent
SN1 : Certain retired NATO6 civilians
SN2 : Spouse of SN1
SN3 : Certain unmarried sons or daughters of NATO6 civilian employees
SN4 : Certain surviving spouses of deceased NATO6 civilian employees 
SR1 : Certain religious workers 
SR2 : Spouse of SR1
SR3 : Child of SR1 

5) Employment 5th Preference (Employment Creation Conditional Status)
C51 : Employment creation outside targeted areas 
C52 : Spouse of C51
C53 : Child of C51
T51 : Employment creation in targeted rural/high unemployment area 
T52 : Spouse of T51
T53 : Child of T51 
R51 : Investor pilot program, not in targeted area
R52 : Spouse of R51
R53 : Child of R51 
I51 : Investor pilot program, targeted area
I52 : Spouse of I51
I53 : Child of I51 

5. Other Numerically Limited Categories
Diversity Immigrants
DV1 : Diversity Immigrant
DV2 : Spouse of DV1
DV3 : Child of DV1
 
이렇게 보니 이민비자의 종류도 상당히 많습니다....
 
그런데 왜 이렇게 이민비자 취득이 어려운지 모르겠습니다....