Employee New Hire Forms

W-4 From - Employee’s Withholding Certificate - https://www.irs.gov/pub/irs-pdf/fw4.pdf
I-9 Form - Employment Eligibility Verification - https://www.uscis.gov/sites/default/files/document/forms/i-9.pdf
DE4 Form - Employee’s Withholding Allowance Certificate - https://edd.ca.gov/siteassets/files/pdf_pub_ctr/de4.pdf

W-9 Form - Request for Taxpayer Identification Number and Certification

https://www.irs.gov/pub/irs-pdf/fw9.pdf

Payroll Tax

https://www.irs.gov/businesses/small-businesses-self-employed/employment-tax-due-dates

Travel Per Diem Rates

www.irs.gov/pub/irs-drop/n-24-68.pdf

Sales Tax

California Sales Tax Rates by Location - https://www.cdtfa.ca.gov/taxes-and-fees/rates.aspx
Nevada Sales Tax Rates by Location - https://tax.nv.gov/tax-types/sales-tax-use-tax/