There are multiple definitions - click on the translation that matches your context.

Einkommen

Substantiv

full

income

noun

Definitions of income

the money that a person or an institution receives regularly for the work they do, from an investment they have made, from a pension, or from some other source such as renting a room, flat, or house to someone or from raising taxes etc

Under the plan, only those with certain skills and income levels would be allowed to move to the UK.