170.105—Applicability.
(b)
This subpart does not apply to any of the following vessels unless the stability of the vessel is questioned by the OCMI:
(2)
A tank vessel that only carries a product listed in § 30.25-1 of this chapter and that is less than 150 gross tons.
(4)
A sailing school vessel that is an open boat that complies with the requirements in § 173.063(e) of this subchapter.
[CGD 79-023, 48 FR 51010, Nov. 4, 1983, as amended by CGD 83-005, 51 FR 923, Jan. 9, 1986; CGD 85-080, 61 FR 944, Jan. 10, 1996]