### Question
Can you define what Great Lakes shipping season means?


### Answer
**Great Lakes shipping season** is defined as the following in *APPENDIX U.S.C. § 1241v*:

> the period of each year during which the Saint Lawrence Seaway is open for navigation by vessels, as declared by the Saint Lawrence Seaway Development Corporation created by the Act of May 13, 1954 (33 U.S.C. 981 et seq.)

#### Citation:
  - *APPENDIX U.S.C. § 1241v*
  - Heading: **CHAPTER 27-MERCHANT MARINE ACT, 1936 > SUBCHAPTER IX-MISCELLANEOUS PROVISIONS**

