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UK GEMINI id Element name Obligation Number of occurrences Dataset and series Service Revision date
1 Title Mandatory Single March 2019
2 Alternative title Optional Multiple April 2020
3 Dataset language Mandatory Multiple n/a September 2018
4 Abstract Mandatory Single March 2019
5 Topic Category Mandatory when the data resource is a dataset or dataset series. Not applicable to services. Multiple n/a March 2019
6 Keyword Mandatory Multiple May 2019
7 Temporal extent Mandatory for datasets and dataset series Multiple May 2018
8 Dataset reference date Mandatory Multiple March 2019
10 Lineage Mandatory Single n/a March 2019
15 Extent Optional Multiple August 2010
16 Vertical extent information Optional Multiple March 2019
17 Spatial reference system At least one coordinate reference system shall be given Multiple March 2019
18 Spatial resolution Conditional - where a resolution distance can be specified Multiple March 2019
19 Resource locator Conditional - Must be supplied when online access is available Multiple July 2009
21 Data format Mandatory Multiple n/a March 2019
23 Responsible organisation Mandatory Multiple July 2009
25 Limitations on public access Mandatory Multiple January 2020
26 Use constraints Mandatory Multiple September 2018
27 Additional information Optional Single n/a October 2018
30 Metadata date* Mandatory Single May 2018
33 Metadata language* Mandatory Single September 2018
35 Metadata point of contact* Mandatory Multiple July 2009
36 Resource identifier Mandatory for datasets and dataset series Multiple n/a May 2018
37 Spatial data service type Mandatory Single n/a July 2009
38 Coupled resource Conditional - mandatory for View and Download services, optional for other service types. Multiple n/a March 2019
39 Resource type* Mandatory Single July 2009
41 Conformity Mandatory Multiple April 2020
43 Equivalent scale Optional Multiple July 2009
44 Bounding box Mandatory Multiple December 2012
45 File Identifier* Mandatory Single March 2019
47 Hierarchy level name* Conditional, required when Resource type (ISO hierarchyLevel) is not "dataset". Single April 2020
48 Quality scope Mandatory Multiple March 2019
49 Parent identifier* Optional Single May 2018
50 Spatial representation type Mandatory Multiple n/a May 2018
51 Character encoding Conditional (mandatory if an encoding is used that is not based on UTF-8, otherwise optional) Multiple n/a May 2018
52 Data quality Conditional: Topological consistency report is mandatory if the dataset includes types from the INSPIRE Generic Network Model and does not assure centerline topology (connectivity of centrelines) for the network, otherwise optional Multiple n/a May 2018
53 Maintenance information Optional Single n/a April 2020
54 Metadata standard name* Optional Single January 2020
55 Metadata standard version* Optional Single January 2020
* indicates metadata on metadata

Note. Element numbers 9, 11, 12, 13, 14, 20, 22, 28, 29, 31, 32, 40 and 42 have been omitted because they were used to identify elements that have now been deleted from the Standard, and have not been reallocated to avoid confusion.

Membership Benefits

Convene, connect and collaborate

We provide many networking opportunities for members at our events, seminars and workshops, encouraging debate and forward thinking for the benefit of the whole community.

Promoting the value and benefits of GI

We work hard to ensure that the AGI's voice extends beyond the GI industry, as the considerable pace of technological advancements enables everyone to do more with their data.

Representing the GI community to policy makers

We are continually engaging with the Geospatial Commission's senior leadership team to represent your views and influence policy. We advocate for the investment in skills, shared standards and best practice, as well as better access to data.

Providing a focus for the GI community

The AGI's flagship event, GeoCom, provides a platform for world class speakers to share their vision of where geospatial information professionals can create a step change to deliver economic and societal value.

CPD, training and education

We actively encourage all our members to continue learning by participating in our free CPD scheme and to exchange their geospatial expertise with each other. Corporate members can seek CPD accreditation points for their training courses.

Latest News

thinkWhere Supports GIS Innovation at Scotland’s Rural College

Thursday, 24 September 2020

Stirling, Scotland, 24 September 2020 - thinkWhere has delivered a field-to-desk GIS solution for Scotland’s Rural College (SRUC). 

MGISS Scores Accreditation Hat-trick for Cloud Software and Workplace Wellbeing

Tuesday, 22 September 2020

Liverpool, UK, 22 September 2020 - Mobile GIS Services (MGISS) has been awarded a place on the UK Government’s procurement platform G-Cloud.

AGI Council 2021 Nominations

Sunday, 20 September 2020

Nominations for AGI Council 2021 will be open from 25 September - 30 October 2020.

1Spatial welcomes the Department for Digital, Culture, Media & Sport’s (DCMS) National Data Strategy

Thursday, 17 September 2020

DCMS published the National Data Strategy. 1Spatial welcomes this strategy, at a time when there are rapidly increasing demands and expectations for data driven decision making, benefitting our economy, environment and society.


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