Where the national accreditation body has received a complaint concerning the verifier from the competent authority, the operator or aircraft operator, or other interested parties, the national accreditation body shall, within a reasonable time:

1. (a)

   decide on the validity of the complaint;

2. (b)

   ensure that the verifier concerned is given the opportunity to submit its observations;

3. (c)

   take appropriate actions to address the complaint;

4. (d)

   record the complaint and action taken; and

5. (e)

   respond to the complainant.