Pages 23 and 25 of the Europe manual,
In phase 6: collect income, any national objectives and bonus income (page 25 of Europe manual) are collected “if the condition for that bonus has been met…”
The conditions would have been met in phase 5: Mobilize new units, when German ground unit(s) were placed on Egypt.
So then in phase 6: Collect income, Germany has met the condition for having at least 1 German land unit in Egypt and collects 5 more IPCs





