Ginny Marvin, Google Ads Liaison, confirmed that search ads can appear directly below organic featured snippets. This is part of Google’s ongoing evolution of dynamic ad placement on search results pages.
This change follows Google’s update to its definition of “top ads” a few months ago, reflecting the company’s strategy to integrate ads more seamlessly with organic search results.
For more examples, read here: Google Confirmed Ads Below Featured Snippet As Part Of Dynamic Ad Placement