4.1.4.1. Other procedures
This section should only be filled out If you are a member of an entity under an income attribution regime (for example, a community of property, unexpired inheritance, etc.) and you must register in the obligation to make installment payments on account of Personal Income Tax, because the entity carries out an economic activity.
In this case, you must indicate the start date of the obligation.

Yeah is not going to start an activity on his own, can validate the statement using the corresponding icon located at the bottom of the screen.
If you are going to start an activity on your own, you must complete the section “Activities" as explained below.