The various levels of CMMC compliance are referred to as Maturity Levels. The higher the degree of accreditation, or maturity level, that an organization wishes to achieve certification for, the greater the requirements for its CMMC assessment. The CMMC maturity levels are:
CMMC Level 1 – Basic Cyber Hygiene
CMMC Level 2 – Intermediate Cyber Hygiene
CMMC Level 3 – Good Cyber Hygiene
CMMC Level 4 – Proactive Cybersecurity
CMMC Level 5 – Advanced/Progressive Cybersecurity