diff --git a/src/ezdxf/sections/headervars.py b/src/ezdxf/sections/headervars.py
index 305970e93..cdc955c6c 100644
--- a/src/ezdxf/sections/headervars.py
+++ b/src/ezdxf/sections/headervars.py
@@ -2008,16 +2008,19 @@
         name="$XCLIPFRAME",
         code=280,  # 2004 & 2007 = 290
         factory=partial(SingleValue, code=280),  # 2004 & 2007 = 290
-        mindxf=DXF2007,  # changed 2024-03-15, issue #1049
+        mindxf=DXF2004,
         maxdxf=DXF2018,
         priority=21400,
-        default=2,
+        # 0 = Clipping boundary is not visible
+        # 1 = Clipping boundary is visible
+        # default for 2004 & 2007 is 0; R2010+ is 2?
+        default=1,  # changed 2014-03-16 issue #1049 - from 2 to 1
     ),
     "$HALOGAP": HeaderVarDef(
         name="$HALOGAP",
         code=280,
         factory=partial(SingleValue, code=280),
-        mindxf=DXF2013,  # changed 2024-03-15, issue #1049
+        mindxf=DXF2004,
         maxdxf=DXF2018,
         priority=21500,
         default=0,
@@ -2026,7 +2029,7 @@
         name="$OBSCOLOR",
         code=70,
         factory=partial(SingleValue, code=70),
-        mindxf=DXF2013,  # changed 2024-03-15, issue #1049
+        mindxf=DXF2004,
         maxdxf=DXF2018,
         priority=21600,
         default=257,
@@ -2035,7 +2038,7 @@
         name="$OBSLTYPE",
         code=280,
         factory=partial(SingleValue, code=280),
-        mindxf=DXF2013,  # changed 2024-03-15, issue #1049
+        mindxf=DXF2004,
         maxdxf=DXF2018,
         priority=21700,
         default=0,
@@ -2044,7 +2047,7 @@
         name="$INTERSECTIONDISPLAY",
         code=280,
         factory=partial(SingleValue, code=280),
-        mindxf=DXF2007,  # changed 2024-03-15, issue #1049
+        mindxf=DXF2004,
         maxdxf=DXF2018,
         priority=21800,
         default=0,
@@ -2053,7 +2056,7 @@
         name="$INTERSECTIONCOLOR",
         code=70,
         factory=partial(SingleValue, code=70),
-        mindxf=DXF2007,  # changed 2024-03-15, issue #1049
+        mindxf=DXF2004,
         maxdxf=DXF2018,
         priority=21900,
         default=257,
@@ -2062,7 +2065,7 @@
         name="$DIMASSOC",
         code=280,
         factory=partial(SingleValue, code=280),
-        mindxf=DXF2007,  # changed 2024-03-15, issue #1049
+        mindxf=DXF2004,
         maxdxf=DXF2018,
         priority=22000,
         default=2,
@@ -2071,7 +2074,7 @@
         name="$PROJECTNAME",
         code=1,
         factory=partial(SingleValue, code=1),
-        mindxf=DXF2007,  # changed 2024-03-15, issue #1049
+        mindxf=DXF2004,
         maxdxf=DXF2018,
         priority=22100,
         default="",
@@ -2371,3 +2374,15 @@ def version_specific_group_code(name: str, dxfversion: str) -> int:
     elif name == "$XCLIPFRAME":
         group_code = 290 if dxfversion < DXF2010 else 280
     return group_code
+
+VERSION_SPECIFIC_HEADER_VARS = """
+DXF Version R2004
+Name                 | BC GCode | BC Value | EZ GCode | EZ Value
+----------------------------------------------------------------
+$XCLIPFRAME          |     *290 |       *0 |     *280 |       *2
+
+DXF Version R2007
+Name                 | BC GCode | BC Value | EZ GCode | EZ Value
+----------------------------------------------------------------
+$XCLIPFRAME          |     *290 |       *0 |     *280 |       *2
+"""
\ No newline at end of file