Exhibit 99.1

Orrick, Herrington & Sutcliffe LLP

51 WEST 52^ND STREET

NEW YORK, NEW YORK 10019-6142

December 19, 2016

Credit Suisse AG
Paradeplatz 8
CH 8001 Zurich, Switzerland

Ladies and Gentlemen:

We have acted as special tax counsel to Credit Suisse AG, a corporation incorporated under the laws of Switzerland (the “Company”), in connection with the preparation and filing of each pricing supplement or term sheet, as applicable, identified in Exhibit A attached hereto (each, a “Pricing Supplement”), to the underlying supplement and product supplement referenced therein, if applicable, to the prospectus supplement dated May 4, 2015 for the Company’s Senior Medium-Term Notes and Subordinated Medium-Term Notes relating to the prospectus dated May 4, 2015 contained in the Company’s Registration Statement (No. 333-202913) (the “Registration Statement”). This opinion is being furnished in accordance with the requirements of Section 601(b)(8) of Regulation S-K of the Securities Act of 1933, as amended (the “Act”).

In our opinion, the discussions under the headings “Material U.S. Federal Income Tax Considerations” in each Pricing Supplement and “Material United States Federal Income Tax Considerations” or “Material U.S. Federal Income Tax Considerations”, as applicable, in each related product supplement, subject to the conditions and limitations described therein, set forth the material U.S. federal income tax considerations applicable generally to holders of the securities offered pursuant to each Pricing Supplement as a result of the ownership and disposition of such securities.

We hereby consent to the filing of this opinion as an exhibit to the Registration Statement and to the references to us in each Pricing Supplement and related product supplement. By such consent we do not concede that we are an “expert” for the purposes of the Act.

Very truly yours,

/s/ Orrick, Herrington & Sutcliffe LLP

Exhibit A

Title of Securities	Date of Pricing Supplement	Pricing Supplement No.
PLUS Based on the Value of the Russell 2000® Index due April 4, 2018	December 14, 2016	A141
Buffered PLUS Based on the Value of the EURO STOXX 50® Index due July 3, 2019	December 14, 2016	K764
Digital Barrier Notes due December 17, 2020	December 16, 2016	T929
Trigger Digital Notes	December 15, 2016	T931
Auto-Callable Contingent Income Securities due December 19, 2018	December 14, 2016	U1841