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Last modified by Artur K. on 2026/05/29 14:28
From version 1.7
edited by Helena K.
on 2026/01/15 15:12
Change comment: There is no comment for this version
To version 1.5
edited by Helena K.
on 2026/01/15 15:10
Change comment: There is no comment for this version

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63 63  As a general rule insignificant changes (e.g. textual clarifications or typos) will result in an increment of the patch component of the versioning system (i.e. N.M.**+**).
64 64  
65 65  |(% colspan="3" %)**CODE LIST (CL)**
66 -|(% style="width:877px" %)**Type of Change**|(% style="width:161px" %)**Impact**|(% style="width:1034px" %)**Comments**
67 -|(% style="width:877px" %)(((
66 +|(% style="width:942px" %)**Type of Change**|(% style="width:165px" %)**Impact**|**Comments**
67 +|(% style="width:942px" %)(((
68 68  **Addition into an existing CL of one or more new codes not having the**
69 69  
70 70  **CodeList:Code:ParentCode attribute**
71 -)))|(% style="width:161px" %)**Minor**: **N.,,+,,**^^({{footnote}}The overall impact on compatibility should be assessed when there are several “minor” version impact changes. For example, it may be that the effect of adding several new Code List or HCL codes results in an implicit change in the meaning of existing Code List or HCL codes which may not be completely backward compatible, therefore (depending on the analysis) the overall version impact may be “Major +.0”.{{/footnote}})^^|(% style="width:1034px" %)Data exchanged/disseminated using the old CL can still be exchanged/disseminated using the new CL
72 -|(% style="width:877px" %)(((
71 +)))|(% style="width:165px" %)**Minor**: **N.,,+,,**^^({{footnote}}The overall impact on compatibility should be assessed when there are several “minor” version impact changes. For example, it may be that the effect of adding several new Code List or HCL codes results in an implicit change in the meaning of existing Code List or HCL codes which may not be completely backward compatible, therefore (depending on the analysis) the overall version impact may be “Major +.0”.{{/footnote}})^^|Data exchanged/disseminated using the old CL can still be exchanged/disseminated using the new CL
72 +|(% style="width:942px" %)(((
73 73  **Addition of one or more new hierarchies represented using the**
74 74  
75 75  **CodeList:Code:ParentCode attribute (not using the Hierarchical Code List artefact)**
76 -)))|(% style="width:161px" %)**Minor**: **N.,,+,,^^(^^**^^{{footnote}}The overall impact on compatibility should be assessed when there are several “minor” version impact changes. For example, it may be that the effect of adding several new Code List or HCL codes results in an implicit change in the meaning of existing Code List or HCL codes which may not be completely backward compatible, therefore (depending on the analysis) the overall version impact may be “Major +.0”.{{/footnote}})^^|(% style="width:1034px" %)Data exchanged/disseminated using the old CL can still be exchanged/disseminated using the new CL as already existing hierarchies still represent the same aggregations
77 -|(% style="width:877px" %)**Addition of one or more new codes into existing hierarchies represented using the CodeList:Code:ParentCode attribute (not using the Hierarchical Code List artefact)**|(% style="width:161px" %)**Major**: **+.0**|(% style="width:1034px" %)After the change, the parent code for the changed hierarchy does not represent the same aggregation any more, thus resulting in a break in backward compatibility
78 -|(% style="width:877px" %)**Aggregation, disaggregation, reorganisation or removal of one or more codes**|(% style="width:161px" %)**Major**: **+.0**|(% style="width:1034px" %)Data exchanged/disseminated using an old version of the CL can no longer be exchanged/disseminated using the new version of the CL
76 +)))|(% style="width:165px" %)**Minor**: **N.,,+,,^^(^^**^^{{footnote}}The overall impact on compatibility should be assessed when there are several “minor” version impact changes. For example, it may be that the effect of adding several new Code List or HCL codes results in an implicit change in the meaning of existing Code List or HCL codes which may not be completely backward compatible, therefore (depending on the analysis) the overall version impact may be “Major +.0”.{{/footnote}})^^|Data exchanged/disseminated using the old CL can still be exchanged/disseminated using the new CL as already existing hierarchies still represent the same aggregations
77 +|(% style="width:942px" %)**Addition of one or more new codes into existing hierarchies represented using the CodeList:Code:ParentCode attribute (not using the Hierarchical Code List artefact)**|(% style="width:165px" %)**Major**: **+.0**|After the change, the parent code for the changed hierarchy does not represent the same aggregation any more, thus resulting in a break in backward compatibility
78 +|(% style="width:942px" %)**Aggregation, disaggregation, reorganisation or removal of one or more codes**|(% style="width:165px" %)**Major**: **+.0**|Data exchanged/disseminated using an old version of the CL can no longer be exchanged/disseminated using the new version of the CL
79 79  
80 80  
81 81  
82 82  |(% colspan="3" %)**HIERARCHICAL CODE LIST (HCL)**
83 -|**Type of Change**|(% style="width:150px" %)**Impact**|(% style="width:1045px" %)**Comments**
83 +|**Type of Change**|**Impact**|**Comments**
84 84  |(((
85 -**Addition of new hierarchies in the HCL. Existing hierarchies are unaffected**
86 -)))|(% style="width:150px" %)**Minor**: **N.,,+,,**^^({{footnote}}The overall impact on compatibility should be assessed when there are several “minor” version impact changes. For example, it may be that the effect of adding several new Code List or HCL codes results in an implicit change in the meaning of existing Code List or HCL codes which may not be completely backward compatible, therefore (depending on the analysis) the overall version impact may be “Major +.0”.{{/footnote}})^^|(% style="width:1045px" %)Data represented using the old HCL can still be represented using the new HCL
87 -|**Addition of codes into existing hierarchies in the HCL. Existing hierarchies are thus affected**|(% style="width:150px" %)**Major**: **+.0**|(% style="width:1045px" %)The HCL resulting from this change does not represent the same aggregation any more, thus breaking backward compatibility
88 -|**Removal of one or more codes in the HCL or removal of one or more codes in the referenced code lists**|(% style="width:150px" %)**Major**: **+.0**|(% style="width:1045px" %)Data represented using the old HCL can no longer be represented using the new HCL, thus resulting in a break in backward compatibility
89 -|**Addition, modification or removal of one or more hierarchical levels**|(% style="width:150px" %)**Major: +.0**|(% style="width:1045px" %)The reorganisation of codes within hierarchies has a significant impact on the code aggregations
85 +**Addition of new hierarchies in the HCL.**
90 90  
87 +**Existing hierarchies are unaffected**
88 +)))|**Minor**: **N.,,+,,**^^(3)^^|Data represented using the old HCL can still be represented using the new HCL
89 +|**Addition of codes into existing hierarchies in the HCL. Existing hierarchies are thus affected**|**Major**: **+.0**|The HCL resulting from this change does not represent the same aggregation any more, thus breaking backward compatibility
90 +|**Removal of one or more codes in the HCL or removal of one or more codes in the referenced code lists**|**Major**: **+.0**|Data represented using the old HCL can no longer be represented using the new HCL, thus resulting in a break in backward compatibility
91 +|**Addition, modification or removal of one or more hierarchical levels**|**Major: +.0**|The reorganisation of codes within hierarchies has a significant impact on the code aggregations
91 91  
92 92  
94 +
93 93  |(% colspan="3" %)**CONCEPT SCHEME (CS)**
94 -|(% style="width:874px" %)**Type of change**|(% style="width:154px" %)**Impact**|(% style="width:1044px" %)**Comments**
95 -|(% style="width:874px" %)**Addition of one or more new concepts in an existing CS**|(% style="width:154px" %)**Minor**: **N.+**|(% style="width:1044px" %)(((
96 -Data exchanged/disseminated using the old version of the CS can still be exchanged/disseminated using the new CS
96 +|**Type of change**|**Impact**|**Comments**
97 +|**Addition of one or more new concepts in an existing CS**|**Minor**: **N.+**|(((
98 +Data exchanged/disseminated using the old version of the
99 +
100 +CS can still be exchanged/disseminated using the new CS
97 97  )))
98 -|(% style="width:874px" %)**Removal of one or more existing concepts**|(% style="width:154px" %)**Major: +.0**|(% style="width:1044px" %)Data exchanged/disseminated using the old version of the CS can no longer be exchanged/disseminated using the new version with less concepts
102 +|**Removal of one or more existing concepts**|**Major: +.0**|Data exchanged/disseminated using the old version of the CS can no longer be exchanged/disseminated using the new version with less concepts
99 99  
100 100  
101 101  
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