This is the link that was removed -

https://www.ecfr.gov/current/title-32/part-154

If you open the above link, there's a disclaimer -

The content you requested is no longer in the eCFR. It was removed on 2017-01-05, but the prior content can be viewed *here. *

The here link points to following page- https://www.ecfr.gov/on/2017-01-03/title-32/subtitle-A/chapter-I/subchapter-F/part-154

The current version of this document is listed here and you can verify part 154 is nowhere to be found.

https://www.ecfr.gov/current/title-32/subtitle-A/chapter-I/subchapter-F

And you can also verify there's no 154 in subchapter-E, so it's not like they just moved it. It's gone!

https://www.ecfr.gov/current/title-32/subtitle-A/chapter-I/subchapter-E

You can download a PDF copy of the 1987 regulations here -
https://www.federalregister.gov/citation/52-FR-11219

Here's the direct link to the PDF copy of 52 FR 11219 :: Full Archival Issue (71.6 MB) - https://www.govinfo.gov/content/pkg/FR-1987-04-08/pdf/FR-1987-04-08.pdf

Section 154 can be found on 43 of that PDF as it was listed in 1987.

Long story short. The Obama Administration hid section 154 from the public as of January 5, 2017. eCFR is the digital copy of the CFR.

Section 154 didn't disappear from CFR, but an easy way for the public to access it did.

Coincidentally, it's the section on how Security Clearances work and are regulated, and which show Hillary broke the law.