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Start your free weekAbout ConthaTax year 2026 · worked out from your own transactions
Left to pay for 2026
$2,315.11
Of $16,121.08 estimated for the year · $9,600.00 already paid in April, June and September · $4,205.97 withheld
Q1 Apr 15
$3,800.00Paid
Q2 Jun 15
$3,800.00Paid
Q3 Sep 15
$2,000.00Paid
Q4 Jan 15
$703.00In 95 days
At filing Apr 15, 2027
$1,612.11The rest of the year
State tax isn’t in these numbers yet.Choose your state
Your tax reserve covers everything left to pay, with room to spare.
Left to pay
Spare
Keep moving 4% of each business deposit here. It keeps you ahead of Q4.
Counts the $36,000.00 salary Harbor & Pine pays you, half the self-employment tax and the QBI deduction. The full worksheet is below.
Line 9 claims both methods. $99.56 comes from the mileage log at the standard rate, and $99.56 from 3 transactions filed as car expenses. The standard rate already covers fuel, repairs, insurance and depreciation, so only parking and tolls belong beside it. Pick one method before filing.
| Line | Category | Spent | Deductible |
|---|---|---|---|
| 8 | Advertising10 charges | $151.20 | $151.20 |
| 9 | Car and truck expenses3 charges · Standard mileage rate or actual expenses, never both. Includes the mileage log at the standard rate | $99.56 | $99.56 |
| 11 | Contract labor7 charges · Issue 1099-NEC at $2,000+ (2026) | $5,533.73 | $5,533.73 |
| 27a | Other expenses50 charges · Software, hosting, subscriptions | $3,350.54 | $3,350.54 |
| Total | $9,135.03 | $9,135.03 |
1 trip is missing a destination or a purpose, so 52 miles are not in that figure. Completing them is worth $39.52.
Maya Chen Design needs a 1099-NEC by January 31. Maya Chen Design has no W-9 on file; ask before January.
Line 11 by payee. At $2,000.00 in a year a 1099-NEC is due by January 31 (the 2026 threshold, up from $600). Someone paid by card or through a marketplace gets a 1099-K from the processor instead.
$26,000.00 of distributions exceed basis. That part is a capital gain, not a return of your money, and it is the kind of thing found in April. Worth a conversation with your accountant now.
Wages are 54% of what you took out. Nothing here to flag.
The IRS asks for paper behind any business expense of $75 or more. 0 of 69 business expenses have a receipt attached. Attach from the list of expenses without one
Reclassifying raises deductions and lowers the estimate.
Review →Single · 22.0% marginal
What to set aside, not what you will file. It leaves out:
Up to $34,883.65 more can go into a Solo 401(k) this year, saving about $7,674.40 at your marginal rate. A SEP-IRA would take $10,383.65.
A SEP-IRA can be opened and funded up to the filing deadline. Solo 401(k) deferrals need the plan in place first; ask the provider about the year-end date. Limits from IRS Notice 2025-67; confirm at the boundary.
$25,202.10 can move to personal today: $25,541.22 in the business, less $339.12 in 5 charges due in the next 30 days.
Business checking and savings, less what the tax reserve is short by, less the charges the ledger already knows are coming. An S-corp pays wages first; see the owner panel above.
Plain CSV, so it opens in whatever the practice already uses. Nothing here is a filing; it is what a filing is prepared from.
A link opens this year’s package read-only, with the files, and needs no account. It copies to your clipboard when made. Turn it off any time; it stops on its own at the end.
Structure decides which return the numbers land on. Change it here and the worksheet above follows.
For Northline Studio at today’s profit, about $948.69 a year, and only below a $39,110.77 salary.
A working estimate from the transactions Contha can see and the answers you’ve given, not a return. It leaves out itemized deductions, credits, capital gains and anything outside your connected accounts. For what you actually owe, ask an accountant.