Advanced assumptions
Robert receives · monthly average
Frontwalker cost · employment
Frontwalker cost · B2B invoice

Where Frontwalker’s annual cost goes

Robert · spendable net Income tax Health / NFZ Social insurance Employer funds / business costs Retirement parity

B2B invoice and VAT flow · monthly

Poland → Sweden · reverse charge
Invoice / VAT lineHandled byAmountCash effect

Assumes both parties have valid VAT-UE numbers and Robert supplies ordinary B2B software or consulting services. Robert’s invoice shows no Polish VAT and “reverse charge”.

Shared work-tool expenses

Same for employment and B2B · excluded from savings
ExpenseTreatmentMonthlyAnnual

Components and payer

Annual · PLN
ComponentPaid byEmploymentB2B parity

Productive work, paid time off, and sick leave are allocations of the same annual salary or invoice. They add up to the gross salary / invoice and are not charged twice.

How parity is calculated

Current assumptions and results
CalculationFormulaCurrent resultMonthly / note

2026 planning estimate · Poland · VAT excluded · no personal reliefs or joint filing.