If an employee is in Poland with his wife or child, can he send the application on two different forms, taking into account that he will receive meeting dates for different days or locations?

All information regarding the possibility of booking visits for married couples and children or a foreigner and family members joining him can be found at the link

https://migrant.wsc.mazowieckie.pl/node/352

To meet the needs of families, an application form has been launched at the link https://kontaktwsc.mazowieckie.pl/WSC/index.php/formularz-rodziny-cudzoziemcow
thanks to which you can register your family to submit applications for temporary, permanent and long-term EU resident permits at one time. We register a married couple and children or a foreigner and family members who join him.