2:4-2. Time for Cross Appeals and Appeals by Respondents
(a) As of Right. Cross appeals from final judgments, orders, administrative decisions or actions and cross appeals from orders as to which leave to appeal has been granted may be taken by serving and filing a notice of cross appeal and, where required under R. 2:5-1(a), a Case Information Statement, within 15 days after the service of the notice of appeal or the entry of an order granting leave to appeal. A respondent on appeal may appeal against a non-appealing party by serving and filing a notice of appeal and, where required under R. 2:5-1(a), a Case Information Statement, within the time fixed for cross appeals.
(b) Where Leave Is Required. Applications for leave to cross appeal from interlocutory orders and administrative decisions or actions as to which leave to appeal has not been granted shall be made within the time provided by R. 2:5-6(b).