The Postal Service may require that mail be transported by freight or express when-
(1) there is no competition on a water route and the rate or compensation asked is excessive; or
(2) no proposal is received.
A common carrier by water that fails or refuses to transport the mail when required to do so under this section shall be fined not more than $500 for each day of refusal.
(
Section effective July 1, 1971, pursuant to Resolution No. 71–9 of the Board of Governors. See section 15(a) of