diff --git a/tei/bbti.odd b/tei/bbti.odd
index 2ccd26d..dd30ada 100644
--- a/tei/bbti.odd
+++ b/tei/bbti.odd
@@ -200,6 +200,36 @@
                         </valItem>
                      </valList>
                   </attDef>
+                  <attDef ident="subtype" mode="delete"/>
+               </attList>
+            </elementSpec>
+            
+            <elementSpec ident="org" mode="change">
+               <attList>
+                  <attDef ident="xml:id" mode="change" usage="req"/>
+               </attList>
+            </elementSpec>
+            
+            <elementSpec ident="category" mode="change">
+               <attList>
+                  <attDef ident="xml:id" mode="change" usage="req"/>
+               </attList>
+            </elementSpec>
+            
+            <elementSpec ident="bibl" mode="change">
+               <attList>
+                  <attDef ident="type" mode="change">
+                     <valList type="closed" mode="add">
+                        <valItem ident="publication">
+                           <gloss>Contains publication information as part of a parent
+                           <gi>bibl</gi> element</gloss>
+                        </valItem>
+                        <valItem ident="source">
+                           <gloss>(One of) the sources from which the information
+                           in this record was gleaned</gloss>
+                        </valItem>
+                     </valList>
+                  </attDef>
                </attList>
             </elementSpec>
          </schemaSpec>
diff --git a/tei/bbti.rng b/tei/bbti.rng
index de3dd99..a895e4c 100644
--- a/tei/bbti.rng
+++ b/tei/bbti.rng
@@ -5,7 +5,7 @@
          xmlns:xlink="http://www.w3.org/1999/xlink"
          datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes"
          ns="http://www.tei-c.org/ns/1.0"><!--
-Schema generated from ODD source 2024-12-29T01:58:07Z. . 
+Schema generated from ODD source 2024-12-29T02:04:38Z. . 
 TEI Edition: P5 Version 4.9.0a. Last updated on 27th December 2024, revision cd15f1132 
 TEI Edition Location: https://www.tei-c.org/Vault/P5/4.9.0a/ 
   
@@ -2752,7 +2752,20 @@ Sample values include: 1] main; 2] sub (subordinate); 3] alt (alternate); 4] sho
          <ref name="att.global.attributes"/>
          <ref name="att.declarable.attributes"/>
          <ref name="att.docStatus.attributes"/>
-         <ref name="att.typed.attributes"/>
+         <ref name="att.typed.attribute.subtype"/>
+         <optional>
+            <attribute name="type">
+               <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">characterizes the element in some sense, using any convenient classification scheme or typology.</a:documentation>
+               <choice>
+                  <value>publication</value>
+                  <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">(Contains publication information as part of a parent
+                           bibl element) </a:documentation>
+                  <value>source</value>
+                  <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">((One of) the sources from which the information
+                           in this record was gleaned) </a:documentation>
+               </choice>
+            </attribute>
+         </optional>
          <empty/>
       </element>
    </define>
@@ -2872,7 +2885,6 @@ Sample values include: 1] main; 2] sub (subordinate); 3] alt (alternate); 4] sho
          </zeroOrMore>
          <ref name="att.global.attributes"/>
          <ref name="att.datable.attributes"/>
-         <ref name="att.typed.attribute.subtype"/>
          <optional>
             <attribute name="type">
                <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">categorizes the identifier, for example as an ISBN, Social Security number, etc.</a:documentation>
@@ -3035,8 +3047,21 @@ Sample values include: 1] main; 2] sub (subordinate); 3] alt (alternate); 4] sho
                <ref name="category"/>
             </zeroOrMore>
          </group>
-         <ref name="att.global.attributes"/>
+         <ref name="att.global.attribute.n"/>
+         <ref name="att.global.attribute.xmllang"/>
+         <ref name="att.global.attribute.xmlbase"/>
+         <ref name="att.global.attribute.xmlspace"/>
+         <ref name="att.global.linking.attribute.corresp"/>
+         <ref name="att.global.rendition.attribute.style"/>
+         <ref name="att.global.rendition.attribute.rendition"/>
+         <ref name="att.global.responsibility.attribute.cert"/>
+         <ref name="att.global.responsibility.attribute.resp"/>
+         <ref name="att.global.source.attribute.source"/>
          <ref name="att.datcat.attributes"/>
+         <attribute name="xml:id">
+            <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">(identifier) provides a unique identifier for the element bearing the attribute.</a:documentation>
+            <data type="ID"/>
+         </attribute>
          <empty/>
       </element>
    </define>
@@ -3629,8 +3654,21 @@ Sample values include: 1] main; 2] sub (subordinate); 3] alt (alternate); 4] sho
                <ref name="model.personLike"/>
             </zeroOrMore>
          </group>
-         <ref name="att.global.attributes"/>
+         <ref name="att.global.attribute.n"/>
+         <ref name="att.global.attribute.xmllang"/>
+         <ref name="att.global.attribute.xmlbase"/>
+         <ref name="att.global.attribute.xmlspace"/>
+         <ref name="att.global.linking.attribute.corresp"/>
+         <ref name="att.global.rendition.attribute.style"/>
+         <ref name="att.global.rendition.attribute.rendition"/>
+         <ref name="att.global.responsibility.attribute.cert"/>
+         <ref name="att.global.responsibility.attribute.resp"/>
+         <ref name="att.global.source.attribute.source"/>
          <ref name="att.typed.attributes"/>
+         <attribute name="xml:id">
+            <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">(identifier) provides a unique identifier for the element bearing the attribute.</a:documentation>
+            <data type="ID"/>
+         </attribute>
          <optional>
             <attribute name="role">
                <a:documentation xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0">specifies a primary role or classification for the organization.</a:documentation>