(a) This section does not apply to an adoption by the child's:
(1) grandparent;
(2) aunt or uncle by birth, marriage, or prior adoption; or
(3) stepparent.
(b) A petition for adoption may not be granted until the following documents have been filed:
(1) a copy of the health, social, educational, and genetic history report signed by the child's adoptive parents; and
(2) if the report is required to be submitted to the Department of Family and Protective Services under Section 162.006(e), a certificate from the department acknowledging receipt of the report.
(c) A court having jurisdiction of a suit affecting the parent-child relationship may by order waive the making and filing of a report under this section if the child's biological parents cannot be located and their absence results in insufficient information being available to compile the report.