What is "nfib"

NFIB can refer to:

• Nuclear factor I/B, a human gene
• National Federation of Independent Business, a United States organization representing the interests of small businesses
  • National Federation of Independent Business v. Sebelius, a United States Supreme Court case that challenged the Affordable Care Act
• National Foreign Intelligence Board, was a US government group of intelligence officials.

Nuclear factor 1 B-type is a protein that in humans is encoded by the NFIB gene.