Section 2
SEC. 2. Whenever public funds are invested or expended for the purpose of contributing to, cooperating with, aiding, or subsidizing shipping concerns in accordance with the preceding section, the following conditions shall be imposed: (a) That all vessels belonging to said concerns shall at all times be subject to the exclusive service of the Government when the Governor-General shall certify that the public interest requires it. (b) That said vessels shall give preference to the transportation of the mail and other freight of the Government and to the products of the country. (c) That said vessels shall be constructed or repaired in accordance with plans and specifications approved by the Secretary of Commerce and Communications. (d) Any other conditions which the Secretary of Commerce and Communications may see fit to impose.