How does AvaTax handle rounding in Maryland?

Overview

Maryland has only a state rate of 6% and this invoice only has 1 line.

The line amount is 71.38
Tax result is 4.29

6 % of 71.38 is 4.2828. We are expecting to have this rounded down, not up. Why would AvaTax round this up?

Environment

Avalara AvaTax

Resolution

Maryland has provided a bracket style system for rounding of taxes. AvaTax honors their system, and provides tax results accordingly. To see the breakdown of the brackets please use this link:

http://taxes.marylandtaxes.com/Busin...rate_chart.pdf