When submitting Bordereaux in Tide, you have to select a Bordereau Type. The options available are Risk, Premium, Risk and Premium, and Claims.
Selecting a different Bordereau Type means that you are submitting data against a different data-set(s) in Tide.
The Risk Bordereau Type populates the Risk data-set, the Premium Bordereau Type populates the Premium data-set, and the Claim Bordereau Type populates the Claims data-set. The Risk and Premium Bordereau Type populates both the Risk and Premium data-set.
Visit The Definition of Risk and Premium Bordereaux in Tide to understand how Risk and Premium Bordereaux differ in Tide.