Certification costs

Answer:
That will depend on several factors like number of employees, economic sector, particular environmental situation and from country to country.

If you want to implement and certify an environmental management system in your organization, please consider the cost of training and implementation, and the cost of certification.

The following material will provide you more information about implementation and certification costs:
Article - How much does ISO 14001 implementation cost? - https://advisera.com/14001academy/blog/2017/01/23/how-much-does-iso-14001-implementation-cost/
Enroll for free in this course – ISO 14001:2015 Foundations Course - https://advisera.com/training/iso-14001-internal-auditor-course/
Book – The ISO 14001:2015 Companion - https://advisera.com/books/the-iso-14001-2015-companion/