New Jersey Statutes Title 34. Labor and Workmen's Compensation 34 § 11D-8

(1) requiring an employer to reduce, or justifying an employer in reducing, rights or benefits provided by the employer pursuant to an employer policy or collective bargaining agreement which are more favorable to employees than those required by this act or which provide rights or benefits to employees not covered by this act;

(2) preventing or prohibiting the employer from agreeing, through a collective bargaining agreement or employer policy, to provide rights or benefits which are more favorable to employees than those required by this act or to provide rights or benefits to employees not covered by this act;

(3) prohibiting an employer from establishing a policy whereby an employee may donate unused accrued earned sick leave to another employee or other employees; or

(4) superseding any law providing collective bargaining rights for employees, or in any way reducing, diminishing, or adversely affecting those collective bargaining rights, or in any way reducing, diminishing, or affecting the obligations of employers under those laws.

Employees or employee representatives may waive the rights or benefits provided under this act during the negotiation of a collective bargaining agreement.