The length of a Belgium work visa depends on the type of permit, such as:

Type of visa

Validity

Work permit A

Indefinitely

Work permit B

1 year

Work permit C

1 year

European Blue Card

1–3 years

Type D or Long-term work visa

6 months- 5 years

Specialized Work permits

1 year

Seasonal work visa

up to 150 days within a 365-day period

Professional card

5 years