President Obama has signed the E-Label Act into law on Wednesday, which will allow electronics manufacturers to add labels for products using software rather than having to print the labels on hardware. Essentially, with the law, phones and tablets can be made with cleaner designs as labels and stickers will no longer be needed and the information could instead be found within the phone's software. On BlackBerry devices, the phone's identifying serial number and IMEI information are usually located under the battery once you take off the battery cover.
According to a report on The Hill:
The change should give companies more flexibility under Federal Communications Commission rules, supporters argued, especially as consumer electronics get smaller and smaller.
Source: The Hill