(a) Except as provided for in subsection (c), a person must send the following in hard copy or electronic format to the Chief Counsel when making a claim for confidential treatment covering submitted material:

(1) A complete copy of the submission, and

(2) A copy of the submission containing only the portions for which no claim of confidential treatment is made and from which those portions for which confidential treatment is claimed has been redacted, and

(3) Either a second complete copy of the submission or, alternatively, those portions of the submission containing the material for which confidential treatment is claimed and any additional information the submitter deems important to the Chief Counsel's consideration of the claim.

(4) If submitted in electronic format, a copy of any special software required to review materials for which confidential treatment is requested and user instructions must also be provided.

(b) A person filing comments to a rulemaking action must additionally submit to the rulemaking docket a copy of the submission containing only the portions for which no claim of confidential treatment is made and from which those portions for which confidential treatment is claimed has been redacted.

(c) Any person submitting blueprints or engineering drawings need only provide an original version with their submission.