Exhibit 99.1

CHASE ISSUANCE TRUST

Monthly Information Officer’s Certificate

Monthly Period: January 2019

The undersigned, a duly authorized representative of Chase Bank USA, National Association (the “Bank”), as Servicer pursuant to the Fourth Amended and Restated Transfer and Servicing Agreement, dated as of January 20, 2016 (as amended, supplemented or otherwise modified, the “Transfer and Servicing Agreement”), among the Bank, as Servicer and Administrator, Chase Card Funding LLC, as Transferor, Chase Issuance Trust, as Issuing Entity, and Wells Fargo Bank, National Association, as Indenture Trustee and Collateral Agent, does hereby certify as follows:

Item 1121(a)(1):

(a) Record Date: January 31, 2019

(b) Interest Period: January 15, 2019 through February 14, 2019

(c) Determination Date: February 13, 2019

(d) Distribution Date: February 15, 2019

CHASE BANK USA, NATIONAL ASSOCIATION, as Servicer
By:	/s/   Patricia Garvey
	Name: Patricia Garvey
	Title: Executive Director