Documentation parameters
The following table outlines the supported parameters when returning documentation to the issuer to justify a valid transaction during the Challenge a chargeback and Fulfill a retrieval request actions.
Documentation parameters per network and format
| Network | Image format | Color mode allowed by network | Total file size | Resolution and dimensions | Maximum pages |
|---|---|---|---|---|---|
| Visa | .tif | Color, Grayscale, BW | 10 MB | 200 DPI or less Resolution Unit must be set to a value of either 2 or 3. If the image resolution is greater than 200 DPI, Visa attempts to increase the dimensions of the image. If the expanded image exceeds the maximum size allowed (8.64 inches x 14 inches), Visa samples the image accordingly so that it fits within this limitation. |
100 Maximum page size is 8.64 inches x 14 inches. |
| Visa | Color, BW | 2 MB | 200 DPI or less If the image resolution is greater than 200 DPI, Visa attempts to increase the dimensions of the image. If the expanded image exceeds the maximum size allowed (8.64 inches x 14 inches), Visa samples the image accordingly so that it fits within this limitation. |
100 Maximum page size is 8.64 inches x 14 inches. |
|
| Mastercard | .tif | Color, Grayscale, BW | 14 MB | 300 DPI or less. BitsPerSample 24 or less. |
18 pages for Chargebacks and 4 pages for Retrieval Requests. |
| Mastercard | Color, Grayscale, BW | 14 MB | 300 DPI or less. | 18 pages for Chargebacks 4 pages for Retrieval Requests. |
|
| Discover | .tif | Color, Grayscale, BW | 14 MB | 200 DPI or less. | 100 |
| Discover | Color, BW | 14 MB | 200 DPI or less. | 100 | |
| Amex | .tif | BW | 1 MB | 200 DPI or less; 8.5 inches X 11 inches; CCITT Group IV TIFF, BW, BitsPerSample 1. | 100 |
| Amex | Color, BW | 1 MB | 200 DPI or less. | 100 | |
| Cartes Bancaire | .tif | Color, Grayscale, BW | 25 MB | 200 DPI or less. | 100 |
| Cartes Bancaire | Color, BW | 25 MB | 200 DPI or less. | 100 |