MES adopts a set of evaluation standards and guidelines for program evaluation established by several international evaluation societies.These guidelines and principles are broadly intended to cover all kinds of evaluation and to guide the professional practice of evaluators. The standards are used as guidelines to foster continuous development in the practice and application of evaluation among members of the profession.
  Among some of the evaluation standards and guidelines adopted by MES are established by the following evaluation societies.
http://www.eval.org
http://www.aes.asn.au/
http://www.evaluationcanada.ca/