---
kind: "section"
citation: "11 U.S.C. § 1504"
title: "11"
title_heading: "Bankruptcy"
number: "1504"
heading: "Commencement of ancillary case"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/11/1504"
units:
  - "Chapter 15 — Ancillary and Other Cross-Border Cases"
  - "Subchapter I — General Provisions"
---

# §1504. Commencement of ancillary case


A case under this chapter is commenced by the filing of a [petition](/usc/11/101.md?p=42) for [recognition](/usc/11/1502.md?p=7) of a [foreign proceeding](/usc/11/101.md?p=23) under section 1515.


## Source credit

(Added Pub. L. 109–8, title VIII, § 801(a), Apr. 20, 2005, 119 Stat. 136.)

## Notes

### Statutory Notes and Related Subsidiaries

### Effective Date

Section effective 180 days after Apr. 20, 2005, and not applicable with respect to cases commenced under this title before such effective date, except as otherwise provided, see section 1501 of Pub. L. 109–8, set out as an Effective Date of 2005 Amendment note under section 101 of this title.