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 Employees and recruitmentBecome an employerHire summer workersWhat does it cost to have employees?Employ with financial subsidyImport and exportRules for world tradeTrading in goodsTrading in servicesSelecting a marketStop running a businessSole traderLimited companyTrading or limited partnershipProtect your companyProtect your company informationSudden staff shortagePreparedness for businessesProtect your company against hijacking