San Francisco Gross Receipts and Payroll Expense – http://www.Sftreasurer.Org/

Delaware Franchise Tax – https://Corp.Delaware.Gov/Paytaxes/

Partnerships Tax Return (Form 1065) and S corporations (Form 1120-S) or extensions by this date.

571-L Business Property Statements –

• San Francisco County 571-L – http://www.Sfassessor.Org/Property-Information/Business-Owners/571-L-Business-Property-Statement-E-File
• San Mateo County 571-L – https://www.Smcacre.Org/Post/Business-Property-Statement-Forms
• Alameda County 571-L – https://www.Acgov.Org/Assessor/Bpp/Property-Statement.Htm
• Santa Clara County 571-L – https://www.Sccassessor.Org/Index.Php/Property-Information/Business-Owner/Business-Property-Statement-Filing
• Los Angeles County 571-L – https://www.Lacounty.Gov/Taxes-Payments/

California Franchise Tax – https://www.Ftb.Ca.Gov/Pay/Index.Html

Foreign Bank and Financials Accounts (FBAR) – https://www.Irs.Gov/Businesses/Small-Businesses-Self-Employed/Report-Of-Foreign-Bank-And-Financial-Accounts-Fbar

San Francisco Business Registration Renewal – https://Etaxstatement.Sfgov.Org/Onlinepayment/