https://www.govinfo.gov/features/independence-day Jul 2, 2020 "Independence Day commemorates the adoption of the Declaration of Independence on July 4, 1776 by the Continental Congress declaring that the thirteen American colonies were no longer part of the British Empire but now the United States of America. In preparation for this patriotic observance, take a read of the Declaration of Independence (printed as an appendix to the Pocket Constitution) or learn about the U.S. Flag and Great Seal." GovInfo
https://www.opm.gov/policy-data-oversight/pay-leave/federal-holidays Oct 10, 2022 "Federal law (5 U.S.C. 6103) establishes the public holidays listed in these pages for Federal employees. Please note that most Federal employees work on a Monday through Friday schedule. For these employees, when a holiday falls on a nonworkday -- Saturday or Sunday -- the holiday usually is observed on Monday (if the holiday falls on Sunday) or Friday (if the holiday falls on Saturday)...The U.S. Office of Personnel Management (OPM) serves as the chief human resources agency and personnel policy manager for the Federal Government." OPM.Gov
https://www.usmint.gov/coins/coin-programs/semiquincentennial Jan 24, 2025 "July 4th, 2026 will mark the 250th anniversary of the signing of the Declaration of Independence and our country’s Semiquincentennial (Semi-Q) anniversary. To celebrate this significant milestone, the U.S. Mint will be redesigning select circulating coin designs for 2026 and release a “Best of the Mint” coin collection that reflects the rich numismatic history of the United States." United States Mint