{"data":{"id":"us/42-cfr-84.66","jurisdiction":"us","citation":"42 CFR 84.66","heading":"Withdrawal of applications.","body":"(a) Any applicant may, upon a written request submitted to the Institute, withdraw any application for approval of any respirator.\n(b) Upon the receipt of a written request from the applicant for the withdrawal of an application, NIOSH will invoice the applicant based on the fee calculated, as specified under § 84.21(e).","path":["Title 42—Public Health","CHAPTER I—PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER G—OCCUPATIONAL SAFETY AND HEALTH RESEARCH AND RELATED ACTIVITIES","PART 84—APPROVAL OF RESPIRATORY PROTECTIVE DEVICES","Subpart G—General Construction and Performance Requirements"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-42.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:11Z","sha256":"89f0f3cd8f3a60d42005b797fd8219fe1f1f4239bcd300d182fd37203cc3e77a","source_id":"us-cfr","stale":true,"prev":"us/42-cfr-84.65","next":"us/42-cfr-84.70"},"notice":"GroundRules: Original legal text. Not legal advice."}