law: Factoring Regulation Act, 2011 
  17. Modification of
  
  original contract.-
  1.     
  
    Any
  
  agreement made before service of notice, under section 8, of the assignment of
  
  a receivable between the assignor and the debtor that affects the assignee's
  
  rights in respect of that receivable shall be effective as against the
  
  assignee, and the assignee shall acquire rights in the assigned receivables, as
  
  modified by such agreement.
  2.     
  
    Any
  
  agreement made, after notice of the assignment between the assignor and the
  
  debtor that affects the assignee's rights, shall be ineffective as against the
  
  assignee unless,-
  a.      the assignee consents
  
  to it; or
  b.     the receivable is not
  
  fully earned by performance and either the modification is provided for in the
  
  original contract or, in the context of the original contract, a reasonable assignee
  
  would consent to the modification.
  1.     
  
  
  2.     
  
  
  3.     
  
    Nothing
  
  contained in sub-sections (1) and (2) shall affect any right of the assignor or
  
  the assignee arising from breach of an agreement between them.