diff --git a/input/fsh/codesystems/ChLabOrderServiceRequestCategories.fsh b/input/fsh/codesystems/ChLabOrderServiceRequestCategories.fsh
index 689271d4..1110045c 100644
--- a/input/fsh/codesystems/ChLabOrderServiceRequestCategories.fsh
+++ b/input/fsh/codesystems/ChLabOrderServiceRequestCategories.fsh
@@ -13,7 +13,7 @@ Description: "ch-lab-order defines 10 different Kinds of Service Request"
 * ^contact.telecom.system = #url
 * ^contact.telecom.value = "https://www.hl7.ch"
 * ^jurisdiction = urn:iso:std:iso:3166#CH
-* ^copyright = "CC-BY-SA-4.0"
+* ^copyright = "CC0-1.0"
 * ^caseSensitive = true
 * ^content = #complete
 * ^count = 7
diff --git a/input/fsh/codesystems/ChLabOrderSpecimenProcessingProcedure.fsh b/input/fsh/codesystems/ChLabOrderSpecimenProcessingProcedure.fsh
index 6e8ad8ef..b6c5a14c 100644
--- a/input/fsh/codesystems/ChLabOrderSpecimenProcessingProcedure.fsh
+++ b/input/fsh/codesystems/ChLabOrderSpecimenProcessingProcedure.fsh
@@ -13,7 +13,7 @@ Description: "ch-lab-order defines 2 different Kinds of Processing Procedures, r
 * ^contact.telecom.system = #url
 * ^contact.telecom.value = "https://www.hl7.ch"
 * ^jurisdiction = urn:iso:std:iso:3166#CH
-* ^copyright = "CC-BY-SA-4.0"
+* ^copyright = "CC0-1.0"
 * ^caseSensitive = true
 * ^content = #complete
 * ^count = 2
diff --git a/input/fsh/instances/LabOrder-form.fsh b/input/fsh/instances/LabOrder-form.fsh
index 3f7bd0a7..05fdb54f 100644
--- a/input/fsh/instances/LabOrder-form.fsh
+++ b/input/fsh/instances/LabOrder-form.fsh
@@ -46,7 +46,7 @@ Usage: #example
 * contact[=].telecom.value = "laborprojektgruppe@gmail.com"
 * contact[=].telecom.use = #work
 * jurisdiction = urn:iso:std:iso:3166#CH
-* copyright = "CC-BY-SA-4.0"
+* copyright = "CC0-1.0"
 * item[0].linkId = "order"
 * item[=].text = "Auftrag"
 * item[=].type = #group
diff --git a/input/fsh/instances/casestudies/1-tvt/1-tvt-Questionnaire.fsh b/input/fsh/instances/casestudies/1-tvt/1-tvt-Questionnaire.fsh
index 6f31759d..5b26d5e8 100644
--- a/input/fsh/instances/casestudies/1-tvt/1-tvt-Questionnaire.fsh
+++ b/input/fsh/instances/casestudies/1-tvt/1-tvt-Questionnaire.fsh
@@ -41,7 +41,7 @@ Usage: #example
 * contact.telecom.system = #url
 * contact.telecom.value = "https://www.hl7.ch/"
 * jurisdiction = urn:iso:std:iso:3166#CH
-* copyright = "CC-BY-SA-4.0"
+* copyright = "CC0-1.0"
 
 // --- order (Auftrag) item[0] ----------
 * item[0].linkId = "order"
diff --git a/input/fsh/instances/casestudies/2-pertussis/2-pertussis-Questionnaire.fsh b/input/fsh/instances/casestudies/2-pertussis/2-pertussis-Questionnaire.fsh
index e3dc8498..242c14d6 100644
--- a/input/fsh/instances/casestudies/2-pertussis/2-pertussis-Questionnaire.fsh
+++ b/input/fsh/instances/casestudies/2-pertussis/2-pertussis-Questionnaire.fsh
@@ -42,7 +42,7 @@ Usage: #example
 * contact.telecom.system = #url
 * contact.telecom.value = "https://www.hl7.ch/"
 * jurisdiction = urn:iso:std:iso:3166#CH
-* copyright = "CC-BY-SA-4.0"
+* copyright = "CC0-1.0"
 * item[0].linkId = "order"
 * item[=].text = "Auftrag"
 * item[=].type = #group
diff --git a/input/fsh/instances/casestudies/3-gyn/3-gyn-Questionnaire.fsh b/input/fsh/instances/casestudies/3-gyn/3-gyn-Questionnaire.fsh
index d48fd352..94f63144 100644
--- a/input/fsh/instances/casestudies/3-gyn/3-gyn-Questionnaire.fsh
+++ b/input/fsh/instances/casestudies/3-gyn/3-gyn-Questionnaire.fsh
@@ -40,7 +40,7 @@ Usage: #example
 * contact.telecom.system = #url
 * contact.telecom.value = "https://www.hl7.ch/"
 * jurisdiction = urn:iso:std:iso:3166#CH
-* copyright = "CC-BY-SA-4.0"
+* copyright = "CC0-1.0"
 
 // --- order (Auftrag) item[0] ----------
 * item[0].linkId = "order"
diff --git a/input/fsh/instances/casestudies/4-sepsis/4-sepsis-Questionnaire.fsh b/input/fsh/instances/casestudies/4-sepsis/4-sepsis-Questionnaire.fsh
index 307744cc..a65ad642 100644
--- a/input/fsh/instances/casestudies/4-sepsis/4-sepsis-Questionnaire.fsh
+++ b/input/fsh/instances/casestudies/4-sepsis/4-sepsis-Questionnaire.fsh
@@ -43,7 +43,7 @@ Usage: #example
 * contact.telecom.system = #url
 * contact.telecom.value = "https://www.hl7.ch/"
 * jurisdiction = urn:iso:std:iso:3166#CH
-* copyright = "CC-BY-SA-4.0"
+* copyright = "CC0-1.0"
 * item[0].linkId = "order"
 * item[=].text = "Auftrag"
 * item[=].type = #group
diff --git a/input/fsh/instances/casestudies/5-biol-monit/5-biol-monit-Questionnaire.fsh b/input/fsh/instances/casestudies/5-biol-monit/5-biol-monit-Questionnaire.fsh
index 00127d25..73c57a0b 100644
--- a/input/fsh/instances/casestudies/5-biol-monit/5-biol-monit-Questionnaire.fsh
+++ b/input/fsh/instances/casestudies/5-biol-monit/5-biol-monit-Questionnaire.fsh
@@ -43,7 +43,7 @@ Usage: #example
 * contact.telecom.system = #url
 * contact.telecom.value = "https://www.hl7.ch/"
 * jurisdiction = urn:iso:std:iso:3166#CH
-* copyright = "CC-BY-SA-4.0"
+* copyright = "CC0-1.0"
 
 // --- order (Auftrag) item[0] ---------
 * item[0].linkId = "order"
diff --git a/input/fsh/instances/casestudies/6-histopath/6-histopath-Questionnaire.fsh b/input/fsh/instances/casestudies/6-histopath/6-histopath-Questionnaire.fsh
index e201d96a..f1feda28 100644
--- a/input/fsh/instances/casestudies/6-histopath/6-histopath-Questionnaire.fsh
+++ b/input/fsh/instances/casestudies/6-histopath/6-histopath-Questionnaire.fsh
@@ -41,7 +41,7 @@ Usage: #example
 * contact.telecom.system = #url
 * contact.telecom.value = "https://www.hl7.ch/"
 * jurisdiction = urn:iso:std:iso:3166#CH
-* copyright = "CC-BY-SA-4.0"
+* copyright = "CC0-1.0"
 
 // --- order (Auftrag) item[0] ----------
 * item[0].linkId = "order"
diff --git a/input/fsh/profiles/ChLabOrderComposition.fsh b/input/fsh/profiles/ChLabOrderComposition.fsh
index b21275c6..87007f38 100644
--- a/input/fsh/profiles/ChLabOrderComposition.fsh
+++ b/input/fsh/profiles/ChLabOrderComposition.fsh
@@ -15,7 +15,7 @@ Description: "Definition for Composition resource in the context of CH LAB-Order
 // * ^contact[=].telecom.system = #email
 // * ^contact[=].telecom.value = "hanselmann48@gmail.com"
 // * ^jurisdiction = urn:iso:std:iso:3166#CH
-// * ^copyright = "CC-BY-SA-4.0"
+// * ^copyright = "CC0-1.0"
 // * type from $DocumentEntry.typeCode (required)
 // * type ^short = "Precise type of clinical document"
 // * category 1..1
diff --git a/input/fsh/profiles/ChLabOrderSRSingletest.fsh b/input/fsh/profiles/ChLabOrderSRSingletest.fsh
index d3d5f1d8..e2913eef 100644
--- a/input/fsh/profiles/ChLabOrderSRSingletest.fsh
+++ b/input/fsh/profiles/ChLabOrderSRSingletest.fsh
@@ -18,7 +18,7 @@ Description: "Definition of a ServiceRequests of a single LabTest in the context
 * ^contact[=].telecom.system = #email
 * ^contact[=].telecom.value = "hanselmann48@gmail.com"
 * ^jurisdiction = urn:iso:std:iso:3166#CH
-* ^copyright = "CC-BY-SA-4.0"
+* ^copyright = "CC0-1.0"
 
 * instantiatesCanonical 1..1 MS
 
diff --git a/input/fsh/profiles/ChLabOrderSRcontainer.fsh b/input/fsh/profiles/ChLabOrderSRcontainer.fsh
index 66a7336b..f406540b 100644
--- a/input/fsh/profiles/ChLabOrderSRcontainer.fsh
+++ b/input/fsh/profiles/ChLabOrderSRcontainer.fsh
@@ -18,7 +18,7 @@ Description: "Definition for ServiceRequest Container in the context of CH LAB-O
 * ^contact[=].telecom.system = #email
 * ^contact[=].telecom.value = "hanselmann48@gmail.com"
 * ^jurisdiction = urn:iso:std:iso:3166#CH
-* ^copyright = "CC-BY-SA-4.0"
+* ^copyright = "CC0-1.0"
 
 // ---- instantiates Canonical
 * instantiatesCanonical 0.. MS
diff --git a/input/pagecontent/index.md b/input/pagecontent/index.md
index d0fa0bc7..34779e34 100644
--- a/input/pagecontent/index.md
+++ b/input/pagecontent/index.md
@@ -1,5 +1,8 @@
 <div markdown="1" class="stu-note">
 
+This implementation guide is under STU ballot by [HL7 Switzerland](https://www.hl7.ch/) until September 30th, 2023 midnight.
+Please add your feedback via the ‘Propose a change’-link in the footer on the page where you have comments. 
+
   <a href="changelog.html">Significant Changes, Open and Closed Issues</a>
 
 </div>
diff --git a/publication-request.json b/publication-request.json
new file mode 100644
index 00000000..1c8d3f20
--- /dev/null
+++ b/publication-request.json
@@ -0,0 +1,11 @@
+{
+  "package-id" : "ch.fhir.ig.ch-lab-order",
+  "version" : "2.0.0-ballot",
+  "path" : "http://fhir.ch/ig/ch-lab-order/2.0.0-ballot",
+  "mode" : "milestone",
+  "status" : "ballot",
+  "sequence" : "STU 2",
+  "desc" : "HL7 Switzerland STU 2",
+  "changes" : "changelog.html",
+  "first": false
+}
\ No newline at end of file
diff --git a/sushi-config.yaml b/sushi-config.yaml
index 4777e8cd..2efcbad5 100644
--- a/sushi-config.yaml
+++ b/sushi-config.yaml
@@ -4,14 +4,14 @@ name: CH_LAB_ORDER
 title: CH LAB-Order (R4)
 description: Implementation guide CH LAB-Order (R4)
 status: active
-license: CC-BY-SA-4.0
-copyright: CC-BY-SA-4.0
+license: CC0-1.0
+copyright: CC0-1.0
 jurisdiction: urn:iso:std:iso:3166#CH
-date: 2022-02-22
-version: 1.0.0
+date: 2023-06-29
+version: 2.0.0-ballot
 fhirVersion: 4.0.1
 copyrightYear: 2021+
-releaseLabel: STU 1
+releaseLabel: ballot
 publisher:
   name: HL7 Switzerland
   url: https://www.hl7.ch
@@ -23,9 +23,10 @@ contact:
         use: work
 
 dependencies:
-  ch.fhir.ig.ch-orf: current
-  ch.fhir.ig.ch-core: current
-  ch.fhir.ig.ch-epr-term: 2.0.8
+  ch.fhir.ig.ch-epr-term: 2.0.9
+  hl7.terminology: 5.1.0
+  ch.fhir.ig.ch-orf: 2.0.0-ballot
+  ch.fhir.ig.ch-core: 4.0.0-ballot
   hl7.fhir.uv.order-catalog: 0.1.0 
    
 pages: