FlyerTalk Forums - View Single Post - Dispute transaction on INK or other Chase business card account?
Old Apr 15, 2020 | 1:41 pm
  #11  
mia
Flyertalk Posting Legend Moderator: Credit Card Programs, American Express, Capital One, Chase, Citi, Diners Club, Eco Travel, Signatures
10 Countries Visited
20 Nights
2M
20 Years on Site
 
Join Date: Jun 2003
Location: Miami, Mpls & London
Programs: AA, IHG & Marriott Platinum; DL & HH Gold
Posts: 51,823
Chase says: To dispute a business card transaction, please call the number on the back of your card or write to us at: Customer Service, PO Box 15299, Wilmington, DE 19850-5299.

Source: https://www.chase.com/personal/credi...solve-disputes

I would write, and send via Certified Mail, but as explained earlier in the thread, Business accounts do not have the same statutory protections as personal accounts, and disputing a business transaction needs to be the last resort, not a shortcut.
mia is online now