Programmed Calculus Instruction Kit from Mexico
Self-paced calculus learning kit containing printed workbooks, wall charts of derivative graphs, audio CDs explaining limit concepts, and plastic 3D curve models. Meets HTS 9817.00.48.00 criteria as materials for programmed instruction with visual mathematical representations. Designed for independent student study.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document sequential learning structure to prove 'programmed instruction' qualification
• Bundle all components together to demonstrate integrated educational kit
• Avoid separating audio from print materials which could trigger Chapter 85 classification