This is the Business Portal page for Nevada. After registering, you can use this site for many of your Nevada business filings.
State of Nevada Department of Taxation. Tax forms and tax related state services are to be found here.
State of Wyoming home page. A good place to learn more about doing business in Wyoming.
The Wyoming Secretary of State homepage. Business related information is found by selecting the Business & UCC link at the top of the page.
The United States Internal Revenue Service homepage. Enough said.
The direct link on the IRS site to the form needed to file for S-Corp eligibility. IRS Form 2553. Note – this is a pdf file
Learn everything you need to know about filing for a Employer Identification Number.