SIU is a non-profit organisation, which is party-politically and religiously independent. SIU was formed in 1986 and has about 40 member associations today. SIU is a member of Sweden's associations.
- To function as a collaboration group for the member associations in Uppsala municipality.
- To raise immigrant and minority issues and implement projects that are common to the member associations.
- To work for an integrated society.
- To be a referral body in immigrant issues.
- To transmit SIU's radio program RIU 98.9 FM.