New Mexico USA Counsel Letter is a type of legal document that is issued by the United States Court of Appeals for the Tenth Circuit in New Mexico. It is a formal letter sent to a counsel (attorney) to notify them of a particular ruling made by the court. The letter typically includes the case number, the decision of the court, and the expected date of issuance. There are two main types of New Mexico USA Counsel Letter: the Notice of Decision and the Mandate of the Court. The Notice of Decision is sent to notify the counsel of the court's ruling and may include instructions for further action if necessary. The Mandate of the Court is sent to the counsel when the court's ruling has been finalized, and it informs the counsel of the effective date of the ruling.