The office may revoke a certificate of registration if the: Provider or home is in violation of one or more of the regulations under this subtitle and the health, safety, or welfare of a child in the home is threatened; Provider misrepresented or offered false information on the application or on any form or report required by the office; Provider interferes with or obstructs the agency representative in the performance of the duties of the office; Provider fails to submit all documentation required to maintain the certificate of registration; Provider or substitute refuses to permit access to a child or to the space in the home used for child care by a parent or an agency representative during operating hours of the child care home; Terms or conditions of a sanction have been violated; Registration is a continuing registration that was placed on conditional status, and the: Conditional status has lapsed; and Provider has failed to meet the requirements for lifting the conditional status; Provider, an additional adult, a substitute, a volunteer, or a resident is identified as responsible for abuse or neglect of children or adults; Provider, an additional adult, a substitute, a volunteer, or a resident has a criminal conviction, a probation before judgment disposition, or a not criminally responsible disposition, or is awaiting a hearing on a charge for a crime that: Is listed at COMAR 13A.15.02.07B or C; or Indicates other behavior harmful to children; Provider fails to comply with the child security requirements set forth in COMAR 13A.15.07.07; Provider permits an individual to have child supervision responsibilities after being notified by the office that the individual has been disapproved for that purpose; Evaluation of information provided to or acquired by the office indicates that the provider is unable to care for the welfare of children; Provider who also provides treatment foster care in the home admits a child for treatment foster care in the home, unless the child is placed in the home in a preadoptive capacity; or Family child care home is no longer the primary residence of the provider. If the office decides to revoke a certificate of registration, the office shall notify the provider in writing at least 20 calendar days in advance of the revocation, stating: The effective date of the revocation; The reason for the revocation; The regulation with which the provider has failed to comply that is the basis for the revocation; That the provider shall stop providing child care on the effective date of the revocation; That the provider is entitled to a hearing if requested in writing within 20 calendar days of the date of the notice; The procedure to be used if the provider wishes to request a hearing to appeal the decision of the office; The revocation shall be stayed if the hearing is requested, unless the revocation immediately follows an emergency suspension period; and That the provider is required to surrender the certificate of registration to the office when the revocation becomes effective. The office shall notify the parents of the children in care of the revocation.