OFAC FAQ #544 · Ukraine-/Russia-related Sanctions
What is the relationship between CAATSA and the Support for the Sovereignty, Integrity, Democracy, and Economic Stability of Ukraine Act of 2014 (SSIDES)?
OFAC's answer
Section 228 of [CAATSA](https://ofac.treasury.gov/media/5696/download?inline) adds two sections to [SSIDES](https://ofac.treasury.gov/media/5806/download?inline)that impose mandatory sanctions.