Creating a Drupal 8 Plugin to Handle State, City, and County Sales Tax

Steps taken to create a custom plugin for Drupal 8 (D8)

These are notes taken to document work (analysis, design, and implementation) to create a plugin to create a custom tax type for drupal commerce 2.0 that has the ability to use the SmartyStreetsAPI service plugin in order to lookup the county and apply sales tax appropriately for Colorado.