MLS-C01 Retired: What Replaced It and What Carries Over

MLS-C01

Retired exam

MLS-C01 was retired on March 31, 2026

AWS retired MLS-C01 on 2026-03-31. MLA-C01 is the named replacement path.

1 Data Engineering 20%

2 Exploratory Data Analysis 24%

3 Modeling 36%

4 Machine Learning Implementation and Operations 20%