<p><strong><em>Non Preference</em></strong></p>
<p>Non preference family based categories have no quota requirements  which means   that if the alien qualifies, then the alien may apply for  permanent residence   without waiting for a visa number in a quota  category. The following three   categories below are non preference  categories.</p>
<p><strong>U.S. Citizen Marriage</strong></p>
<p>If an alien marries a U.S. citizen, then that alien can obtain  permanent   residence through that marriage. At the time of interview if  the marriage was   less than two years old, a conditional permanent  residence is granted. If the   alien is still married to the U.S.  citizen after two years from the date of the   issuance of the  conditional permanent residence, then an full permanent   residence is  granted.</p>
<p><strong>Child of U.S. Citizen (Under 21 years old)</strong></p>
<p>An alien child under the age of 21 years of age may obtain permanent   residence through a U.S. Citizen parent.</p>
<p><strong>Parents of U.S. Citizen</strong></p>
<p>An alien who is the parent of a U.S. citizen may obtain permanent  residence   through a U.S. citizen child. The U.S. Citizen child must be  over 21 years old.</p>
<p><strong><em>Numerically Limited Family visa categories</em></strong></p>
<p>The categories listed below are subject to annual limitations on the  number   of immigrant visas available. The waiting times for each  category vary depending   on the category and the nationality of the  alien.</p>
<p><strong>First Preference - Unmarried Sons and Daughters of U.S. Citizens (Over 21   years old)</strong></p>
<p>An alien who is the unmarried son or daughter of a U.S. citizen may obtain   permanent residence through U.S. citizen parents.</p>
<p><strong>Second Preference - Spouses and Unmarried Sons and Daughters of Permanent   Residents</strong></p>
<p>This preference is divided into two subcategories. Subcategory 2A are  for   spouses and children under 21 years old of permanent residents.  Subcategory 2B   is for unmarried sons and daughters of permanent  residents who are over 21 years   old.</p>
<p><strong>Third Preference - Married Sons and Daughters of U.S. Citizens</strong></p>
<p>An alien who is the married son or daughter of a U.S. citizen may obtain   permanent residence through U.S. citizen parents.</p>
<p><strong>Fourth Preference - Brothers and Sisters of U.S. Citizens</strong></p>
<p>An alien who is the brother or sister of a U.S. citizen may obtain  permanent   residence through the U.S. citizen brother or sister.</p>
<p> </p>