A contractor who offers to perform lead paint abatement services shall be accredited. In order to be accredited, a contractor shall pay the fee in Regulation .20 of this chapter and submit to the Department: A letter certifying that the contractor will employ, hire, or contract only with: Supervisors accredited by the Department in the area for which their expertise is used; Workers trained in the work being performed; and Accredited inspectors and lead paint risk assessors; A letter specifying the area or areas of specialty work for which accreditation is being sought and certifying that the contractor shall offer only those specified services; and A certificate stating that the contractor is in good standing with the Department of Assessments and Taxation, if the contractor is a business entity as defined by Corporations and Associations Article, §1-501, Annotated Code of Maryland. Except as provided in §D of this regulation, a contractor shall employ a supervisor to oversee performance of lead paint abatement services. A contractor who is a self-employed individual may perform lead paint abatement services, if the contractor is accredited by the Department as a supervisor. A contractor shall ensure that all employees comply with the requirements of Regulations .11—.13 of this chapter, as applicable. A contractor providing inspection or lead paint risk assessor services: Shall comply with all work practice standards set forth in 40 CFR §745.227 and COMAR 26.16.05 for the performance of inspections and collection of paint and dust samples; May not have a financial interest in the contractor conducting an abatement project for which the inspection contractor is providing services; and May not be a related party to the property owner. The Department may issue a certificate with an expiration date which is 24 months following the date of issuance to a contractor who meets the accreditation requirements of this regulation. Unless the contractor applies for renewal of accreditation before the certificate expiration date, the contractor's accreditation expires as of that date. A contractor shall ensure that its employees, agents, and representatives comply with all applicable requirements of this chapter and COMAR 26.16.02.