This document discusses expectations from regulatory authorities for chemical testing laboratories. It covers the key regulatory bodies of the Food and Drug Administration (FDA) and the National Accreditation Board for Testing and Calibration Laboratories (NABL). The FDA ensures drugs and cosmetics meet quality standards, while NABL provides laboratory accreditation and certification based on ISO standards. Accreditation enhances customer confidence and satisfaction. Both authorities require laboratories to follow quality standards and procedures for calibration, documentation, method validation, trained personnel, and more. The document outlines responsibilities and technical requirements to comply with FDA and NABL expectations.