In this question we have to fill-in a table with several codes to establish the relation of the private household members and the reference person.

Every classic household must have a reference person.
By reference person, we understand the family member that is considered as such by the other members, has to be a resident in the dwelling, is 18 years old or older and preferentially is responsible for the dwelling.

This reference person must always be a dwelling resident, but may be absent on the census moment.

In families where these conditions do not apply, use the oldest person as the reference person.

On Column 2 you must collect the complete name of the reference person and the first and last name of all the others.

On Column 3 you must apply the corresponding relationship code to every individual in relation to the reference person.
The codes available in this column are:

Codes to be used in the relationship description

Column 4 should only be used for married individuals or living as such with the corresponding spouse number in column 1.

Columns 5 and 6 are only filled-in by individuals who have a father or a mother residing in the dwelling, with the corresponding code number of the father (column 5) and the mother (column 6), using for that purpose the code number that is in column 1.

For columns 4, 5 and 6 you must use only the codes shown on column 1.
To correctly fill-in the family questionnaire you must ask: