S. 3705 · Signed into law · Congress

Semiquincentennial Congressional Time Capsule Act

Sponsor: Thom Tillis (R-NC)

What it does

• Directs the Architect of the Capitol to create a congressional time capsule honoring the 250th anniversary of the Declaration of Independence.
• Requires the time capsule to be buried in the Capitol Visitor Center on or before July 4, 2026.
• Mandates the time capsule contain a joint letter from congressional leadership and other contents determined by Congress.
• Specifies the time capsule remain sealed until July 4, 2276.

Official summary

Semiquincentennial Congressional Time Capsule Act This bill requires the Architect of the Capitol to create a congressional time capsule in honor of the 250 th anniversary of the Declaration of Independence to be buried in the Capitol Visitor Center on or before July 4, 2026. The time capsule shall contain a joint letter from congressional leadership and such other contents as they shall determine. The time capsule shall be sealed until July 4, 2276.

Latest action

Feb 18, 2026: Became Public Law No: 119-79.