Minn. R. Adop. P. 38.01
Subd. 1. Generally. Unless waived by the court pursuant to Rule 38.04 and Minnesota Statutes § 259.53, subd. 5, the supervising agency, or if there is no such agency the local social services agency, shall conduct a post-placement assessment and file a report with the court within ninety (90) days of receipt of a copy of the adoption petition. A post-placement assessment report is valid for twelve (12) months following its date of completion.
Subd. 2. Failure to Comply. If, through no fault of the petitioner, the agency fails to complete the assessment and file the report within ninety (90) days of the date it received a copy of the adoption petition, the court may hear the petition upon giving the agency five (5) days notice of the time and place of the hearing.
Minn. R. Adop. P. 38.01