SIGNING OFF by UB40 has sold 307,500 copies in New Zealand and United Kingdom.
SIGNING OFF certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 New Zealand |
7,500 | 1x Gold |
New Zealand Sales: 7,500
Certification / note: 1x Gold
Certification Date / sales as of:
|
|
 United Kingdom |
300,000 | 1x Platinum | 11 June, 1981 |
United Kingdom Sales: 300,000
Certification / note: 1x Platinum
Certification Date / sales as of: 11 June, 1981
|
| Total sales | 307,500 | (in 2 countries) |
Total
Sales: 307,500
(in 2 countries)
|
Year-end chart performance for SIGNING OFF
| Chart 1980 | Rank |
| UK Albums (Music Week) |
26 |
| Chart 1981 | Rank |
| UK Albums (Music Week) |
50 |