How do I apply, where can I take the exam and when does it expire?

NCLEX^® is not given through CGFNS. Contact the board of nursing in the state where you intend to practice. Links to each board are at www.cgfns.org/sections/tools/apps/sbonrequirements.shtml. You can also read the NCLEX^® Frequently Asked Questions PDFs on the National Council of State Boards of Nursing website at https://www.ncsbn.org/1201.htm.