===================================================================
RCS file: /cvs/mandoc/mdoc.7,v
retrieving revision 1.9
retrieving revision 1.10
diff -u -p -r1.9 -r1.10
--- mandoc/mdoc.7	2009/03/19 20:43:13	1.9
+++ mandoc/mdoc.7	2009/03/20 15:14:01	1.10
@@ -1,4 +1,4 @@
-.\" $Id: mdoc.7,v 1.9 2009/03/19 20:43:13 kristaps Exp $
+.\" $Id: mdoc.7,v 1.10 2009/03/20 15:14:01 kristaps Exp $
 .\"
 .\" Copyright (c) 2009 Kristaps Dzonsons <kristaps@openbsd.org>
 .\"
@@ -16,7 +16,7 @@
 .\" TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 .\" PERFORMANCE OF THIS SOFTWARE.
 .\" 
-.Dd $Mdocdate: March 19 2009 $
+.Dd $Mdocdate: March 20 2009 $
 .Dt mdoc 7
 .Os
 .\" SECTION
@@ -47,7 +47,23 @@ and, in certain circumstances, the tab character
 .Sq \et .
 All manuals must have
 .Sq \en
-line termination.
+line termination.  
+.Pp
+The only time a blank line is acceptable is within
+the context of 
+.Sq \&Bd \-literal
+or
+.Sq \&Bd \-unfilled .
+.Pp
+Tab characters 
+.Pq \et
+are only acceptable when delimiting 
+.Sq \&Bl \-column 
+and in
+.Sq \&Bd \-literal
+or
+.Sq \&Bd \-unfilled
+contexts.
 .\" SUB-SECTION
 .Ss Reserved Characters
 Within a macro line, the following characters are reserved: