A Master CREIA Inspector (MCI) is the highest and most difficult classification that can be obtained through the California Real Estate Inspection Association (CREIA). This designation is only given to those inspectors that have been a member in good standing for 2 years, obtained over 250 hours of additional training/education, performed over 1000 inspections and have successfully passed the 4-part Residential Combination Inspector, California Residential Combination Inspector OR Combination Dwelling Inspector exam(s), taken through the International Code Council Examination (ICC). Master CREIA Inspectors (MCI) must also uphold (30) Continuing Education Credits for each year that they are with CREIA.