ANNEX IIISupplementary provisions
ANNEX III Required metadata for the 1 km 2 grid data referred to in Article 7 Metadata on data items 1. Where applicable, Member States shall add the following flags to a data item: (a) ‘provisional’; (b) ‘populated’; (c) ‘revised’; (d) ‘see information attached’; (e) ‘confidential’ ( 1 ) . 2. Only data values on ‘total population’ which are reported under Article 9(1) and which are not considered final data by the Member State at the time of reporting shall be accompanied by the flag ‘provisional’. 3. The flag ‘populated’ shall be applicable only to ‘total population’ data items under the provisions specified in Article 6(2). 4. For each data value accompanied by at least one of the flags ‘revised’ or ‘see information attached’ an explanatory text shall be provided. 5. Each data item whose confidential value has been replaced by the special value ‘not available’ shall be marked with the flag ‘confidential’. Metadata on the topics In addition to the metadata on the topics transmitted to the Commission (Eurostat) under Article 6 of Regulation (EU) 2017/712, Member States shall provide metadata on each topic included in Annex I informing about the data sources and methodology used to obtain the data values for that topic on the 1 km 2 reference grid. In particular, the metadata shall contain: — information on the reliability and accuracy of the reported data values; — a description of any methodology used to estimate the data values on the 1 km 2 reference grid, including reliability and accuracy of the resulting data values; — a description of any methodology used to allocate persons to specific grid cells under the topic ‘place of usual residence’, including information on the characteristics of persons under the category GEO.G.y. Reference metadata The metadata information and structure laid down in the Annex of Regulation (EU) 2017/881 shall be supplemented for the purpose of this Regulation by the following items specifically referring to the 1 km 2 grid data: — Item 3.3. ‘Processing and evaluation’ shall be supplemented by the additional sub-item 3.3.3. ‘Additional information on generic (not topic-related) methodology applied in order to produce the 1 km 2 grid dataset’. — Item 3.4. ‘Dissemination’ shall be supplemented by specific information about statistical disclosure control measures related to the 1 km 2 grid dataset. Member States shall provide the Commission (Eurostat) with information about the measures related to the harmonised protection of 1 km 2 grid data, in particular if they used the ESS good practices and implementation guidelines for the harmonised protection of 1 km 2 grid data. — Item 4.2. ‘Timeliness and punctuality’ shall be supplemented by specific calendar date(s) of the transmission and possible revisions of the 1 km 2 grid data and metadata. — Item 4. ‘Assessment of data quality’ shall be supplemented by the additional sub-item 4.7 ‘Geographic information – data quality’ covering geographic quality principles, in particular territorial coverage and comparability, positional accuracy, as well as temporal coherence and completeness of the geographic data used for geocoding. ( 1 ) This flag is not applicable to data items on total population, as laid down in Article 6(2)(a).