From e7160e3afea725a425bff508e3b73d84fe61a347 Mon Sep 17 00:00:00 2001
From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Nov 24 2025 14:11:01 +0000
Subject: Add exception for /nix


FESCo approved this in https://pagure.io/fesco/issue/3473:
> AGREED: /nix top-level directory may be used exclusively for Nix
> runtime and package store. It shall not be part of the filesystem
> package, but packages are allowed to create it. (+6, 1, -0)

---

diff --git a/guidelines/modules/ROOT/pages/index.adoc b/guidelines/modules/ROOT/pages/index.adoc
index 07f0e6a..8336c61 100644
--- a/guidelines/modules/ROOT/pages/index.adoc
+++ b/guidelines/modules/ROOT/pages/index.adoc
@@ -528,6 +528,9 @@ The FHS defines where files should be placed on the system.
 
 * Fedora allows cross-compilers to place files in `+/usr/target+`.
 
+* The `/nix` top-level directory may be used exclusively for Nix runtime and package store.
+  It may only be created and owned by the `nix-filesystem` package.
+
 * Fedora does not allow new directories
   directly under `+/+` or `+/usr+` without FPC approval.