diff --git a/definitions/conceptschemes/doc-type.ttl b/definitions/conceptschemes/doc-type.ttl
index 7a705586..8ae3d977 100644
--- a/definitions/conceptschemes/doc-type.ttl
+++ b/definitions/conceptschemes/doc-type.ttl
@@ -75,6 +75,7 @@
   skos:member <http://www.opengis.net/def/doc-type/orm> ;
   skos:member <http://www.opengis.net/def/doc-type/pc> ;
   skos:member <http://www.opengis.net/def/doc-type/per> ;
+  skos:member <http://www.opengis.net/def/doc-type/ug> ;
   skos:member <http://www.opengis.net/def/doc-type/pol> ;
   skos:member <http://www.opengis.net/def/doc-type/pol-nts> ;
   skos:member <http://www.opengis.net/def/doc-type/profile> ;
@@ -98,6 +99,7 @@
     <http://www.opengis.net/def/doc-type/dp>,
    <http://www.opengis.net/def/doc-type/pol>,
     <http://www.opengis.net/def/doc-type/per>,
+    <http://www.opengis.net/def/doc-type/ug>,
     <http://www.opengis.net/def/doc-type/pol-nts>,
     <http://www.opengis.net/def/doc-type/profile>,
     <http://www.opengis.net/def/doc-type/rfc> ;
@@ -413,6 +415,16 @@
   skos:notation "per"^^policy:lcname ;
   skos:prefLabel "Public Engineering Report"^^xsd:string ;
 .
+
+<http://www.opengis.net/def/doc-type/ug> <http://www.w3.org/2000/01/rdf-schema#label> "User Guide" .
+<http://www.opengis.net/def/doc-type/ug> <http://www.opengis.net/def/metamodel/ogc-na/status> <http://www.opengis.net/def/status/valid> .
+<http://www.opengis.net/def/doc-type/ug> <http://www.w3.org/2004/02/skos/core#prefLabel> "User Guide" .
+<http://www.opengis.net/def/doc-type/ug> <http://www.w3.org/2004/02/skos/core#definition> "User Guide" .
+<http://www.opengis.net/def/doc-type/ug> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept> .
+<http://www.opengis.net/def/doc-type/ug> <http://www.w3.org/2004/02/skos/core#notation> "ug"^^<http://www.opengis.net/def/metamodel/ogc-na/lcname> .
+<http://www.opengis.net/def/doc-type/ug> <http://purl.org/dc/terms/created> "2021-02-16T12:27:08.806240"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
+<http://www.opengis.net/def/doc-type/ug> <http://www.w3.org/2004/02/skos/core#inScheme> <http://www.opengis.net/def/doc-type>.
+
 <http://www.opengis.net/def/doc-type/pol>
   rdf:type skos:Concept ;
   policy:status status:valid ;
diff --git a/incubation/userguide.ttl b/incubation/userguide.ttl
new file mode 100644
index 00000000..b60bb843
--- /dev/null
+++ b/incubation/userguide.ttl
@@ -0,0 +1,27 @@
+# baseURI: http://www.opengis.net/def/doc-type
+# imports: http://purl.org/dc/elements/1.1/
+
+@prefix dc: <http://purl.org/dc/elements/1.1/> .
+@prefix dcterms: <http://purl.org/dc/terms/> .
+@prefix def: <http://www.opengis.net/def/> .
+@prefix ogc-na: <http://www.opengis.net/def/ogc-na/> .
+@prefix owl: <http://www.w3.org/2002/07/owl#> .
+@prefix policy: <http://www.opengis.net/def/metamodel/ogc-na/> .
+@prefix status: <http://www.opengis.net/def/status/> .
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
+
+@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
+
+<http://www.opengis.net/def/doc-type/specprogram> skos:narrower> <http://www.opengis.net/def/doc-type/ug> .
+<http://www.opengis.net/def/doc-type/> skos:member> <http://www.opengis.net/def/doc-type/ug> .
+
+<http://www.opengis.net/def/doc-type/ug>
+  rdf:type skos:Concept ;
+  policy:status status:valid ;
+  rdfs:label "User Guide"^^xsd:string ;
+
+  skos:notation "ug"^^policy:lcname ;
+  skos:prefLabel "User Guide"^^xsd:string ;
+.
\ No newline at end of file