It would be nice to future easily maintain the surcharges tax rates by month by year, for purpose to easily calculate taxes in the event tax calculations may have not been calculated on time.

Not including tax surcharges by month, user may conventionally calculate surcharges outside the system.

Example: (Year 2019: January 1.47%, February 1.47, March 1.47%). Total calculated surcharges applied in calculation if not calculated on-time as of March 2019: 4.41% Example: Amount$ 3,000 * 4.41% surcharges = $3,000 + 132.30 surcharges=$ 3,132.30