https://www.electoralcommission.org.uk/who-we-are-and-what-w...
Conclusion: Leave.EU was ultimately fined £66,000 in total after their appeal.
Vote Leave Ltd:
https://www.electoralcommission.org.uk/who-we-are-and-what-w...
Conclusion: commission found evidence, issued fines, most significant fines appealed, commission lost appeal and paid costs.
Investigation into payments made to Better for the Country and Leave.EU:
https://www.electoralcommission.org.uk/who-we-are-and-what-w...
Conclusion: The Commission had reasonable grounds to suspect a number of criminal offences and have referred the matter to the National Crime Agency, who investigated and found not much.