March 2023 Business Due Dates

March 1 - Farmers and Fishermen

File your 2022 income tax return (Form 1040 or 1040-SR) and pay any tax due. However, you have until April 18 to file if you paid your 2022 estimated tax by January 17, 2023.

March 15 - Partnerships

File a 2022 calendar year return (Form 1065). Provide each partner with a copy of their Schedule K-1 (Form 1065), Partner’s Share of Income, Deductions, Credits, etc., or a substitute Schedule K-1 and, if applicable, Schedule K-3 (Form 1065) or substitute Schedule K-3 (Form 1065). If you want an automatic 6-month extension of time to file the return, file Form 7004. Then file Form 1065 and provide Schedules K-1 or substitute Schedules K-1, and if applicable Schedules K-3, to the partners by September 15.

March 15 - S-Corporations

File a 2022 calendar year income tax return (Form 1120-S) and pay any tax due. Provide each shareholder with a copy of Schedule K-1 (Form 1120-S), Shareholder’s Share of Income, Deductions, Credits, etc., or a substitute Schedule K-1 (Form 1120-S) and, if applicable, Schedule K-3 (Form 1120-S) or substitute ScheduleK-3 (Form 1120-S).

To request an automatic 6-month extension of time to file the return, file Form 7004 and pay the tax estimated to be owed. Then file the return; pay any tax, interest, and penalties due; and provide each shareholder with a copy of their Schedule K-1 (Form 1120-S) and, if applicable, Schedule K-3 (Form 1120-S) by September 15.

March 15 - S-Corporation Election

File Form 2553, Election by a Small Business Corporation, to choose to be treated as an S corporation beginning with calendar year 2023. If Form 2553 is filed late, S treatment will begin with calendar year 2024.

March 15 - Social Security, Medicare and Withheld Income Tax

If the monthly deposit rule applies, deposit the tax for payments in February.

March 15 - Non-Payroll Withholding

If the monthly deposit rule applies, deposit the tax for payments in February.

March 31 - Electronic Filing of Forms 1098, 1099 and W-2G

If you file Forms 1098, 1099 (other than 1099-NEC), or W-2G electronically with the IRS, this is the final due date. This due date applies only if you file electronically (not paper forms). Otherwise, January 31 or February 28 was the due date, depending on the form filed. The due date for giving the recipient these forms was January 31.

March 31 - Applicable Large Employers (ALE) – Form 1095-C

If filing electronically, file Form 1095-C, Employer-Provided Health Insurance Offer and Coverage, with the IRS. If filing on paper the due date was February 28, 2023.

March 31 - Large Food and Beverage Establishment Employers

If you file Forms 8027 for 2022 electronically with the IRS, this is the final due date. This due date applies only if you file electronically. Otherwise, February 28, 2023 was the due date.

Share this article...

Want tax & accounting tips and insights?

Sign up for our newsletter.

I confirm this is a service inquiry and not an advertising message or solicitation. By clicking “Submit”, I acknowledge and agree to the creation of an account and to the and .

Our Team

At IAM Accounting LLC, we take pride in our diverse and experienced team of professionals, each dedicated to providing exceptional service in accounting, tax planning, payroll, and financial management. Our team members bring a wealth of knowledge from various financial backgrounds, working together to ensure that every client receives the personalized attention and expertise they deserve. From managing complex accounting operations to providing tax-saving strategies, we’re here to help you achieve your financial goals with precision and care.

  • Ibrahim Mohammed

    Founder & Tax Strategist

    Ibrahim leads IAM Accounting LLC, offering expert tax strategies and financial guidance to help clients reduce tax liabilities and achieve their financial goals.

  • Jasleen Daswal

    Controller

    Jasleen is a highly skilled Controller with over five years of experience as a Chartered Accountant. She ensures accurate financial management and oversees accounting operations.

  • Sahil Shaikh

    Chartered Accountant & Tax Preparer

    Sahil is a Chartered Accountant and tax preparer with expertise in tax compliance, financial reporting, and strategic tax planning, helping clients optimize their financial outcomes.

  • Ankit Gupta

    Accounts Associate

    Ankit brings a wealth of experience in finance and accounting, providing key support in day-to-day financial operations to ensure accuracy and compliance.

  • Neha Sharma

    Key Accounts Manager

    Neha manages our most valued client relationships, with over four years of experience as a Chartered Accountant, ensuring that client needs are met efficiently and professionally.

  • Michael Holsinger

    Payroll Representative, ADP Partner

    Michael is our dedicated payroll expert and ADP partner, managing payroll processes with precision and helping clients navigate payroll services seamlessly.

Welcome to IAM Accounting's Virtual Assistant We're here to assist you with all your tax and accounting needs.
Hello! How can I assist you today with you tax or accounting inquiries?
Please fill out the form and our team will get back to you shortly The form was sent successfully