What is White CSCS card ?

This card is for those who are in a Construction Related Occupation (CRO), the holder of this card is academically trained and qualified to a high standard through courses accredited by institutions such as the CIOB. The CIOB Level 4 Certificate in Site Management can give you the qualification you need to acquire a White card.

Find more.
https://www.theccm.co.uk/cscs-card-checker/