The following persons may be a messenger:
1. a voter’s spouse or cohabitee and the voter’s, spouse’s or cohabitee’s children, grandchildren, parents or siblings;
2. those who provide the voter with care in a professional or similar capacity, or who otherwise normally help the voter in their personal affairs;
3. rural postmen employed by Posten AB;
4. employees at a remand centre or a penal institution.
A messenger must have attained the age of 18.