Certification can be a useful tool to add credibility, by demonstrating that your product or service meets the expectations of your customers. For some industries, certification is a legal or contractual requirement.
At ISO, we develop International Standards, such as ISO 9001 and ISO 14001, but we are not involved in their certification, and do not issue certificates. This is performed by external certification bodies, thus a company or organization cannot be certified by ISO.
However ISO's Committee on Conformity Assessment (CASCO) has produced a number of standards related to the certification process, which are used by certification bodies. Read more about CASCO Standards.
Certification – the provision by an independent body of written assurance (a certificate) that the product, service or system in question meets specific requirements.
Accreditation – the formal recognition by an independent body, generally known as an accreditation body, that a certification body operates according to international standards.
When choosing a certification body, you should:
Remember, when labelling a product or system as certified to an ISO standard:
Don't say: "ISO certified" or "ISO certification"
DO say: "ISO 9001:2015 certified" or "ISO 9001:2015 certification" (for example).
ISO is interested to hear from you if you feel that any ISO standard, including ISO 9001 or ISO 14001, is being misused.
Read more about making a complaint to ISO.
Find out how many certificates to ISO management standards are awarded in each country, each year.