next 30312 CFR Part 303 - PART 303—FILING PROCEDURES · § 303.0 Scope. · Subpart A—Rules of General Applicability (§§ 303.1 - 303.16When used in a server action, it will serve a 303 HTTP redirect response to the caller. Otherwise, it will serve a 308 (Permanent) HTTP redirect response to the caller. If a resource doesn't