> ## Documentation Index
> Fetch the complete documentation index at: https://docs.dncscrub.com/llms.txt
> Use this file to discover all available pages before exploring further.

# File Formats

> Batch file processing formats for TCPA reassignment checking

# TCPA File Formats

For high-volume batch processing, you can submit files for reassignment checking instead of using the real-time API.

<Info>
  For complete file format specifications, contact [support@dnc.com](mailto:support@dnc.com).
</Info>

## Available File Formats

### RND Basic File Format

For basic reassigned number checking:

* CSV format
* Phone number and consent date columns
* Batch processing with results file

### TCPA Authority File Format

For full TCPA Authority checking:

* CSV or delimited format
* Multiple date formats supported
* Comprehensive result data

### TCPA Authority Plus File Format

Enhanced format with additional fields:

* Extended data columns
* Reference ID support
* Enhanced result fields

## File Processing Workflow

<Steps>
  <Step title="Prepare Your File">
    Format your file according to the specification with phone numbers and consent dates.
  </Step>

  <Step title="Upload the File">
    Upload via the DNCScrub portal or SFTP.
  </Step>

  <Step title="Processing">
    Files are processed and results are generated.
  </Step>

  <Step title="Download Results">
    Retrieve your results file with reassignment status for each number.
  </Step>
</Steps>

## Sample File Structure

```csv theme={null}
PhoneNumber,ConsentDate,ReferenceId
7075276405,2021-02-09,ACCT-001
5039367187,2021-03-15,ACCT-002
7072842774,2020-12-01,ACCT-003
```

## Getting Started

Contact support to receive:

* Complete file format specifications
* SFTP credentials (if applicable)
* Processing schedule information