https://calculate.lk 2026-09-02T00:00:00.000Z monthly 1 https://calculate.lk/salary-calculator 2026-09-02T00:00:00.000Z monthly 0.9 https://calculate.lk/income-tax-calculator 2026-09-02T00:00:00.000Z monthly 0.9 https://calculate.lk/foreign-income-tax-calculator 2026-09-02T00:00:00.000Z monthly 0.9 https://calculate.lk/loan-calculator 2026-09-02T00:00:00.000Z monthly 0.9 https://calculate.lk/vehicle-leasing-calculator 2026-09-02T00:00:00.000Z monthly 0.9 https://calculate.lk/epf-etf-calculator 2026-09-02T00:00:00.000Z monthly 0.9 https://calculate.lk/tax-rules 2026-09-02T00:00:00.000Z monthly 0.6