Why do some specifications need to adapt?

Specification is a detailed description of what is required or needed. Due to certain reasons, needs sometimes increase in importance or lose their essence, therefore speci-fications need to adapt and develop to reflect the changing requirements of the con-sumer and also to comply with regulations and legislatures as this are amended.

Standard, regulations and legislation are continually evolving and new updated versions of existing guideline, as well as completely new initiatives one being released.