Section 3.3 - Applicability(a)General requirement. Except as provided in paragraph (b) of this section, this part prescribes the exclusive process for interested persons to submit a rulemaking petition on a matter within DHS's jurisdiction.(b)Exceptions - (1)U.S. Coast Guard. This part does not apply to any petition for rulemaking directed to the U.S. Coast Guard. Such petitions are governed by 33 CFR 1.05-20 .(2)Federal Emergency Management Agency. This part does not apply to any petition for rulemaking directed to the Federal Emergency Management Agency. Such petitions are governed by 44 CFR 1.8 .81 FR 47286, July 21, 2016, as amended at 89 FR 23500, Apr. 4, 2024 81 FR 47286, 7/21/2016, as amended at 89 FR 23500, 4/4/2024