# ISFs for break-bulk cargo — What must pass before the next step: mandated step order in regulated processes

For ISFs for break-bulk cargo, process is Importer Security Filing (ISF); jurisdiction is United States (CBP); what must already be done is Break-bulk cargo that is exempt from the timing requirements of the 24 Hour Rule are automatically exempt from the timing requirements of the ISF filing; deadline is no later than 24 hours prior to arrival, recorded from its source on 2026-08-11.

- **Step:** ISFs for break-bulk cargo _(verified: appears in the quote below)_
- **Process:** Importer Security Filing (ISF) _(our reading, not quoted from the source)_
- **Jurisdiction:** United States (CBP) _(our reading, not quoted from the source)_
- **What must already be done:** Break-bulk cargo that is exempt from the timing requirements of the 24 Hour Rule are automatically exempt from the timing requirements of the ISF filing _(verified: appears in the quote below)_
- **Deadline:** no later than 24 hours prior to arrival _(verified: appears in the quote below)_

## What the source says

> Break-bulk cargo that is exempt from the timing requirements of the 24 Hour Rule are automatically exempt from the timing requirements of the ISF filing. ISFs for break-bulk cargo that are exempt from the timing requirements of the 24 Hour Rule must be filed no later than 24 hours prior to arrival.

## Source

- https://www.cbp.gov/sites/default/files/documents/10_2faq_0.pdf

Last verified: 2026-08-11. Review by: 2027-08-11.
Part of [What must pass before the next step: mandated step order in regulated processes](https://referencesource.org/prerequisite-sequencing-regulated-processes/).