Canon has announced a promotional program for the new EOS 5DS and 5DS R cameras via a mail-in rebate program. To be eligible, you must purchase the EOS 5DS/5DS R and an eligible EF lens. Please see the table below for the eligible product list:
| Eligible Products | Item Code | UPC Code | Mail-in Rebate Amount |
| Ultra Wide Zoom | | | |
| EF 16-35mm f/2.8L II USM | 1910B002 | 013803078596 | $100 |
| EF 16-35mm f/4L IS USM | 9518B002 | 013803240634 | $100 |
| EF 17-40mm f/4L USM | 8806A002 | 013803028058 | $100 |
| Standard Zoom | | | |
| EF 24-70mm f/2.8L II USM | 5175B002 | 013803134162 | $100 |
| EF 24-70mm f/4L IS USM | 6313B002 | 013803147773 | $200 |
| Telephoto Zoom | | | |
| EF 70-200 f/2.8L IS USM | 2751B002 | 013803092776 | $100 |
| EF 70-200mm f/4L IS USM | 1258B002 | 013803064568 | $100 |
| Wide Angle | | | |
| EF 35mm f/1.4L USM | 2512A002 | 082966214028 | $150 |
| Standard & Medium Telephoto | | | |
| EF 50mm f/1.2L USM | 1257B002 | 013803064551 | $50 |
| EF 85mm f/1.2L USM | 1056B002 | 013803064056 | $50 |
| EF 135 f/2L USM | 2520A004 | 082966213328 | $50 |
| Macro | | | |
| EF 100mm f/2.8L Macro IS USM | 3554B002 | 013803108620 | $50 |