Data reporting (Article 8 and Article 5(2))

Get started with Data reporting
Data reporting Step-by-step guide for Aircraft Operators
Video: Reporting Template and Fuel Monitoring Tool explained
Automated data checks on the data reporting template
Where can I find the data reporting template and manual?
How to report data on behalf of multiple operators?
How to ensure the aircraft operators accounts are setup correctly for data reporting?
Why is the submit button greyed out or unavailable?
As a competent authority I received a report however some information is missing, what can I do?