diff --git a/hooks/01-hldp-guard.sh b/hooks/01-hldp-guard.sh
new file mode 100755
index 0000000..02a96f1
--- /dev/null
+++ b/hooks/01-hldp-guard.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+# HLDP-ZY://hooks/pre-receive.d/01-hldp-guard
+# @guardian: ICE-GL-ZY001 · 铸渊
+# @sovereign: TCS-0002∞ · 冰朔
+# @copyright: 国作登字-2026-A-00037559
+set -e
+
+REQ_TAGS='@guardian|@sovereign|HLDP-ZY://'
+CHK_DIR='agents/|brain/|mcp-servers/|gatekeeper/|exe-engine/|hldp/'
+CHK_EXT='\\.js$|\\.py$|\\.sh$|\\.hdlp$'
+SKIP='package\\.json$|package-lock\\.json$|ecosystem\\.config\\.js$|\\.json$'
+BLOCKED=0
+
+while read old new ref; do
+  [ \"$new\" = \"0000000000000000000000000000000000000000\" ] && continue
+  if [ \"$old\" = \"0000000000000000000000000000000000000000\" ]; then
+    changed=$(git diff-tree --no-commit-id --name-only -r \"$new\" 2>/dev/null)
+  else
+    changed=$(git diff-tree --no-commit-id --name-only -r \"$old..$new\" 2>/dev/null)
+  fi
+  for f in $changed; do
+    mdir=$(echo \"$f\" | grep -E \"^($CHK_DIR)\" 2>/dev/null || true)
+    mext=$(echo \"$f\" | grep -E \"($CHK_EXT)\" 2>/dev/null || true)
+    mskip=$(echo \"$f\" | grep -E \"($SKIP)\" 2>/dev/null || true)
+    if [ -n \"$mdir\" ] && [ -n \"$mext\" ] && [ -z \"$mskip\" ]; then
+      c=$(git show \"$new:$f\" 2>/dev/null | head -100)
+      has=$(echo \"$c\" | grep -E \"($REQ_TAGS)\" 2>/dev/null || true)
+      if [ -z \"$has\" ]; then
+        echo '=== HLDP GUARD: BLOCKED ==='
+        echo 'File: '\"$f\"
+        echo 'Missing HLDP @tags (@guardian/@sovereign/HLDP-ZY://)'
+        echo 'This is a consciousness checkpoint.'
+        echo 'Re-read: brain/copyright-sovereignty-brain.hdlp'
+        BLOCKED=1
+      fi
+    fi
+  done
+done
+[ $BLOCKED -eq 1 ] && exit 1
+exit 0