19 FebruaryImportant dates for filing your tax return We have listed important dates and useful links to keep track of if you are filing a tax return for a sole proprietorship. A short film also explains how preliminary tax, the income tax return and the final tax notice are connected.Setting upMoving to Sweden to start a businessPlanning your startChoose business typeCarry out temporary assignments Protect your companyProtect your company informationPreparedness for businessesProtect your company against hijacking Contingency plan for shortage of staffImport and exportRules for world tradeTrading in goodsTrading in servicesSelecting a marketEmployees and recruitmentBecome an employerWhat does it cost to have employees?Employ with financial subsidyCollective agreements and work environmentStop running a businessSole traderLimited companyTrading or limited partnership