New York Codes, Rules and Regulations
Title 21 - Miscellaneous
Chapter I - Waterfront Commission Of New York Harbor
Part 7 - Hiring Regulations For Registrants
Priorities
Section 7.39 - Ordering by special agreement

Where on any pier or terminal or in any area or section there exists a special agreement concerning the preferential order of hiring of gangs or of employees as individuals, such agreement shall be submitted in writing to the commission by the joint board established by the New York Shipping Association, Inc. and the International Longshoremen's Association. If the commission determines that such agreement is not inconsistent with the laws of the United States, the laws of the States of New York and New Jersey and the objectives of the Waterfront Commission Act, such preferential order of hiring may be instituted.