Starting with Build 74 DynamicZip began using Statewide Tax Schedules for single rate states. This has proven to be problematic for some users who have other integrating software that expects ZIP Code tax schedules.
The use of Zip Code Tax Schedules for single rate states has now been added as an option in the DynamicZip Setup window. Now you can choose to use statewide or zip code schedules for single rate states.
This was fixed in the following builds: