executive order 14256 - SERP Analysis

https://public-inspection.federalregister.gov/2025-06027.pdf%3F1743770717

https://www.presidency.ucsb.edu/documents/executive-order-14256-further-amendment-duties-addressing-the-synthetic-opioid-supply

https://www.govinfo.gov/app/details/DCPD-202500424

https://www.whitehouse.gov/presidential-actions/2025/07/suspending-duty-free-de-minimis-treatment-for-all-countries/

https://content.govdelivery.com/accounts/USDHSCBP/bulletins/3dca7b6

https://www.federalregister.gov/documents/2025/04/28/2025-07325/notice-of-implementation-of-additional-duties-on-products-of-the-peoples-republic-of-china-pursuant

https://digitalpolicyalert.org/event/28978-measures-in-amended-executive-order-14256-on-duty-free-de-minimis-treatment-for-low-value-imports-increasing-ad-valorem-rate-and-per-item-duty-enter-into-force

https://china.usembassy-china.org.cn/amendment-to-reciprocal-tariffs-and-updated-duties-as-applied-to-low-value-imports-from-the-peoples-republic-of-china/

https://content.sitemasonry.gmu.edu/news/2025-04/further-amendment-duties-addressing-synthetic-opioid-supply-chain-peoples-republic

https://www.troutman.com/insights/us-modifies-reciprocal-tariff-rates/