5.260B in the Radio Frequency Table Allocation of Ireland.

Content Type
ITU FOOTNOTE
Title
5.260B
Description
In the frequency band 400.02-400.05 MHz, the provisions of No. 5.260A are not applicable for telecommand uplinks within the mobile-satellite service.     (WRC-19)
Source
https://search.itu.int/history/HistoryDigitalCollectionDocLibrary/1.43.48.en.101.pdf