Business types and requirements
Sole Proprietor
If opening with EIN
- Employer Identification Number (EIN) from IRS
- Copy of Washington State Business License with UBI number
- Physical address of business and/or each account signer
If opening with SSN
- Social Security Number (SSN)
- Copy of Washington State Business License with UBI number
- Physical address of business and/or each account signer
Partnership
- Copy of Partnership Agreement
- Employer Identification Number (EIN) from IRS
- Copy of Washington State Business License with UBI number
- Physical address of business
Corporation
- Copy of Articles of Incorporation/Corporate Resolution
- Employer Identification Number (EIN) from IRS
- Copy of Washington State Business License with UBI number
- Physical address of business
Limited Liability Company
- Limited Liability Company Operating Agreement
- Employer Identification Number (EIN) from IRS
- Copy of Washington State Business License with UBI number
- Physical address of business
Non-Profit Organization
- Articles of Incorporation/Corporate Resolution
- Employer Identification Number (EIN) from IRS
- Copy of Washington State Business License with UBI number
- Physical address of business
Association / Club
- Organization’s meeting minutes authorizing the signers
- Organization’s Employer Identification Number (EIN) or Social Security Number (SSN)
- If using a SSN, account may be set up as a non-dividend/interest bearing account
- Copy of Washington State Business License with UBI number
- Physical address of business
