NICS is a four-letter abbreviation with multiple meanings, such as:

• Network of International Christian Schools
• National Instant Criminal Background Check System in the United States
• Northern Ireland Civil Service
• Nucleus-independent chemical shift
• National Insurance Contributions (NICs) in the United Kingdom
• National Institute for Computational Sciences, a supercomputing center managed by the University of Tennessee

• NIC (disambiguation)

This disambiguation page lists articles associated with the title NICS.
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