(a) Transmix requirements. A transmix processor must comply with the transmix requirements of subpart F of this part.

(b) Registration. A transmix processor must register with EPA under subpart I of this part.

(c) Certification and designation. A transmix processor must certify and designate the fuel they produce under subpart K of this part.

(d) PTDs. On each occasion when a transmix processor produces a batch of fuel or transfers custody of or title to any fuel, fuel additive, or regulated blendstock, the transferor must provide to the transferee PTDs under subpart L of this part.

(e) Sampling, testing, and retention requirements. A transmix processor must conduct sampling, testing, and sample retention in accordance with subparts F and N of this part.

(f) Reporting. A transmix processor must submit reports to EPA under subpart J of this part.

(g) Annual attest engagement. A transmix processor must submit annual attest engagement reports to EPA under subpart S of this part.