# United States Court of Appeals for the District of Columbia Circuit headquarters

entity: /record/us-court-of-appeals-dc-circuit.md  
predicate: headquarters  
page: /record/us-court-of-appeals-dc-circuit/headquarters  
as_of: 2026-11-01  

As of November 1, 2026, United States Court of Appeals for the District of Columbia Circuit's headquarters on the AsOf record is E. Barrett Prettyman United States Courthouse, undated on the record, from a primary source (cadc.uscourts.gov). The record holds 1 claim on United States Court of Appeals for the District of Columbia Circuit's headquarters, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

## Current headquarters

What the record asserts on 2026-11-01.

- [United States Court of Appeals for the District of Columbia Circuit](/record/us-court-of-appeals-dc-circuit.md) | headquarters | E. Barrett Prettyman United States Courthouse | valid undated to present | conf 0.95 | valid | [clm_753182063BC9](/claim/clm_753182063BC9.md)
  sources: https://www.cadc.uscourts.gov/

## Every dated value

One claim per line, oldest first. Superseded claims stay visible.

- [United States Court of Appeals for the District of Columbia Circuit](/record/us-court-of-appeals-dc-circuit.md) | headquarters | E. Barrett Prettyman United States Courthouse | valid undated to present | conf 0.95 | valid | [clm_753182063BC9](/claim/clm_753182063BC9.md)
  sources: https://www.cadc.uscourts.gov/

## Questions this record answers

### What is United States Court of Appeals for the District of Columbia Circuit's current headquarters?

E. Barrett Prettyman United States Courthouse, undated on the record, from a primary source (cadc.uscourts.gov). The record asserts this claim as of November 1, 2026 (status valid, confidence 0.95).


## Get this data

- JSON: /v1/entities/us-court-of-appeals-dc-circuit/headquarters (this fact) · /v1/entities/us-court-of-appeals-dc-circuit?predicates=headquarters (with the entity's coverage; add as_of=YYYY-MM-DD for a date)
- MCP: timeline(entity: "us-court-of-appeals-dc-circuit", predicates: ["headquarters"]) for every dated value · fetch(id: "/record/us-court-of-appeals-dc-circuit/headquarters.md") for this page
- Entity twin: /record/us-court-of-appeals-dc-circuit.md · timeline: /timelines/us-court-of-appeals-dc-circuit.md

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.