Warhammer 40K White scars
James Otter's comment is right. The rule you're looking for the the Lightning Assault is the White Scar's &quot;Chapter Tactic&quot; and allows a Charge after Falling back or advancing.

It's covered in detail her Goonhamemr Review
The Supplement itself was first published in August 2019 according to its Amazon listing. But the rules for the Chapter Traits appear in the main Space Marine Codex.
Note that the linked articles are from the 8th Edition period, and Space Marines as GW's poster children are the most subject to frequent change. I'm unaware if these rules have been modified by the recent 9th Edition release.