Every major 2026 filing deadline, plain-English tax tips, and direct links to the IRS and Maryland tax agencies — everything you need to stay ahead of the calendar.
Looking for something interactive? Try our free tools & calculators →
Individual, business, payroll, and estimated tax deadlines for the 2026 tax year — the highlighted date is your next one up.
Maryland sales & use tax returns are typically due by the 20th of the month following your assigned filing period (monthly, quarterly, or annually), based on your sales volume. We'll confirm your exact schedule and file on your behalf — get in touch to get set up.
Dates above reflect standard IRS filing deadlines for the 2026 tax year. If a date falls on a weekend or federal holiday, the deadline shifts to the next business day. Always confirm exact dates for your situation at IRS.gov or with our team.
Plain-English guidance on the topics that matter most to Maryland individuals and small business owners.
Who needs to pay quarterly, how to calculate your payment, and how to avoid an underpayment penalty.
Read article →Common missteps in deposit timing, worker classification, and quarterly filings — and how to avoid them.
Read article →A quick guide to nexus, taxable goods and services, and setting up your filing schedule correctly.
Read article →How entity choice affects self-employment tax, and when it makes sense to elect S-Corp status.
Read article →Marriage, a new home, a new dependent, or a side gig — how each one shifts your filing status and deductions.
Read article →A simple weekly and monthly routine for bookkeeping that keeps you audit-ready year-round.
Read article →Direct links to the federal and Maryland agencies that govern your filings.
Federal tax forms, refund status, payment plans, and official guidance.
Visit IRS.gov →Maryland state income tax, sales & use tax registration, and business tax filing.
Visit marylandtaxes.gov →Business entity formation, annual reports, and personal property tax filings.
Visit dat.maryland.gov →Funding, guidance, and resources for starting and growing a small business.
Visit sba.gov →Check your federal refund status directly with the IRS.
Check your refund →Check whether your paycheck withholding is on track before you file.
Open the estimator →General reference material — not personalized advice, but a good starting point before you call us.
Plain-English definitions for the terms that show up on your return and in our conversations.
Browse the glossary →How long to actually keep tax returns, receipts, and business records.
See the guide →The 10 fundamental rights every taxpayer has when dealing with the IRS.
Know your rights →