Compromis 620 - !new!

If this is a typo for "Commitment 620" in a legislative context (e.g., UK parliamentary commitments or specific legislative bills), the features would depend on the specific bill, usually involving:

Compromis 620 had a profound impact on Belgian politics, leading to: compromis 620

A fixed schedule of wergild (blood money) for injuries to foreign merchants, identical to that for local citizens. This was the first cross-border equal protection clause. If this is a typo for "Commitment 620"