The news sources I've encountered seem to imply otherwise. The linked Washington Post article was an early hint at this, and built on original material from [0]. Now we have other sources backing this up, such as [1], and detailed breakdowns of this practice with lots of evidence as seen in [2]. Just search for the word "local" or "state" in [2] if you need the details.

[0]: https://www.reuters.com/article/us-dea-sod/exclusive-u-s-dir...

[1]: https://theintercept.com/2018/01/09/dark-side-fbi-dea-illega...

[2]: https://www.hrw.org/report/2018/01/09/dark-side/secret-origi...