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Cypress Development Announces Changes to Nevada Property Option Agreement with Pasinex Resources

Mergers & Acquisitions Property Options & Staking

Suite 1610 - 777 Dunsmuir Street, Vancouver, BC, Canada, V7Y 1K4

www.cypressdevelopmentcorp.com

TSX Venture Exchange Symbol: CYP

Email: [email protected]

Telephone: (604) 687-3376

Facsimile: (604) 687-3119

NEWS RELEASE

September 12, 2019

Cypress Development Announces Changes to Nevada Property

Option Agreement with Pasinex Resources

Vancouver, BC - Cypress Development Corp. ( TSX-V: CYP) (OTCQB: CYDVF)

(Frankfurt: C1Z1) (“Cypress” or “the Company”) announces that it has agreed to

extend the terms of the 2017 earn- in option agreement with Pasinex Resources

Limited (CSE: PSE) (FSE: PNX) (“Pasinex”) and Caliber Minerals Inc. (formally Silcom

Systems Inc.) on the Spur (formally Gunman) zinc exploration property in Nevada,

USA.

The agreement changes the date of the $100,000 option payment , payable to

Cypress, to December 11th, 2019. It also defers the 2019 exploration obligations into

2020, bringing the exploration obligations to $1,600,000 USD for 2020. The underlying

licenses are in good standing until September 2020.

On September 11, 2019, Cypress received 200,000 shares of Pasinex as part of the

2017 earn-in option agreement.

For further clarification on the original earn -in option agreement , refer to the news

release dated December 7th, 2017.

About Cypress Development Corp.:

Cypress Development Corp. is a publicly traded exploration company focused on

developing the Company's 100% -owned Clayton Valley Lithium Project in Nevada.

Exploration and development by Cypress has discovered a world- class resource of

lithium-bearing claystone adjacent to Albemarle's Silver Peak mine, North America's

only lithium brine operation. The size of the resource makes the Clayton Valley Project

a premier target that has the potential to impact the future supply of lithium for the fast-

growing global lithium-ion battery market.

Cypress Development Corp. has approx. 81.6 million shares issued and outstanding.

To find out more about Cypress Development Corp. (TSX -V: CYP), visit our website

at www.cypressdevelopmentcorp.com.

2

CYPRESS DEVELOPMENT CORP.

“Dr. Bill Willoughby”

WILLIAM WILLOUGHBY, PhD., PE

Chief Executive Officer

For further information contact myself or:

Don Myers

Cypress Development Corp.

Director, Corporate Communications

Telephone: 604-639-3851

Toll Free: 800-567-8181

Facsimile: 604-687-3119

Email: [email protected]

NEITHER THE TSX VENTURE EXCHANGE NOR ITS REGULATION SERVICES

PROVIDER ACCEPTS RESPONSIBILITY FOR THE ADEQUACY OR ACCURACY OF THE

CONTENT OF THIS NEWS RELEASE.

This release includes certain statements that may be deemed to be "forward- looking

statements". All statements in this release, other than statements of historical facts, that

address events or developments that management of the Company expects, are forward-

looking statements. Although management believes the expectations expressed in such

forward-looking statements are based on reasonable assumptions, such statements are not

guarantees of future performance, and actual results or developments may differ materially

from those in the forward-looking statements. The Company undertakes no obligation to update

these forward- looking stat ements if management's beliefs, estimates or opinions, or other

factors, should change. Factors that could cause actual results to differ materially from those

in forward-looking statements, include market prices, exploration and development successes,

continued availability of capital and financing, and general economic, market or business

conditions. Please see the public filings of the Company at www.sedar.com for further

information.