{"data":{"id":"us/49-cfr-33.36","jurisdiction":"us","citation":"49 CFR 33.36","heading":"Changes or cancellations of priority ratings and rated orders.","body":"(a) The priority rating on a rated order may be changed or canceled by:\n(1) An official action of the Department of Transportation; or\n(2) Written notification from the person who placed the rated order.\n(b) If an unrated order is amended so as to make it a rated order, or a DO rating is changed to a DX rating, the supplier must give the appropriate preferential treatment to the order as of the date the change is received by the supplier.\n(c) An amendment to a rated order that significantly alters a supplier's original production or delivery schedule shall constitute a new rated order as of the date of its receipt. The supplier must accept or reject the amended order according to the provisions of § 33.33.\n(d) The following amendments do not constitute a new rated order: a change in shipping destination; a reduction in the total amount of the order; an increase in the total amount of the order which has negligible impact upon deliveries; a minor variation in size or design; or a change which is agreed upon between the supplier and the customer.\n(e) If a person no longer needs items or services to fill a rated order, any rated orders placed with suppliers for the items or services, or the priority rating on those orders, must be canceled.\n(f) When a priority rating is added to an unrated order, or is changed or canceled, all suppliers must be promptly notified in writing.","path":["Title 49—Transportation","Subtitle A—Office of the Secretary of Transportation","PART 33—TRANSPORTATION PRIORITIES AND ALLOCATION SYSTEM","Subpart C—Placement of Rated Orders"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"0832c681f798b05be0ef79fcba41e2ab83439c2484385f0e81c87a36b4be6483","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-33.35","next":"us/49-cfr-33.37"},"notice":"GroundRules: Original legal text. Not legal advice."}