How to Write a Check (Step-by-Step Guide)

The finished result: How to Write a Check (Step-by-Step Guide)

By ShowMeStepByStepPublished Updated

Based on a video by TruFinancials.

Even if you pay for most things with a card or an app, something eventually needs a paper check. A landlord, a small contractor, a wedding gift, a DMV fee. Write it wrong and the bank rejects it, or someone alters it before it clears.

This walkthrough is based on a short tutorial by Denis at TruFinancials. Four minutes, one check, and you'll know what goes on each line and why it's there.

The six lines, in order

  1. Date, top right. Today's date in month/day/year.
  2. Pay to the order of, the long line under the date. The person or business receiving the money.
  3. Amount box, the small box on the right with a dollar sign. Numerals.
  4. Amount line, the long line underneath. The same amount spelled out in words.
  5. Memo, bottom left. Optional, but useful.
  6. Signature, bottom right. Sign it exactly as the bank has it on file.

Writing the amount so it can't be altered

This is the part that actually matters for fraud. In the numeral box, push the number hard against the left edge of the box and add cents every time, even for a round figure: 125.00, not 125. A gap in front of the number is an invitation for someone to add a digit.

On the words line, write the dollars in words and the cents as a fraction over 100: One hundred twenty-five and 00/100. Then draw a line from the end of your writing to the printed word "Dollars" so nothing can be inserted after it. No "and" between the hundreds and the tens - "one hundred and twenty-five" is not how a bank reads it.

If the numerals and the words disagree, the bank pays the written words. That's the rule, and it's why the words line is worth slowing down for.

What to put in the memo

The memo line has no legal force, but it is the only note that travels with the money. Write the invoice number, the month of rent, the account number, or the reason for the payment. When a landlord claims a payment never arrived, a cancelled check with "August rent, unit 4B" in the memo settles it.

Never write a Social Security number there. The check passes through several hands before it clears.

Signing, and what makes a check void

Sign in the same style your bank has on file. A wildly different signature can bounce the check. An unsigned check is not a check at all, and it's the single most common reason one gets returned.

Don't sign a blank check to fill in later. Don't post-date a check expecting the bank to hold it - most will cash it the day it's presented regardless of the date. And if you make a mistake, void the check by writing VOID in large letters across the front, then tear off and keep the signature area. Never scribble out an error and write over it; banks reject corrected checks.

Recording it before you forget

A check can sit in a drawer for weeks before it's deposited, which is exactly how an account gets overdrawn by a payment made a month ago. Write the number, date, payee, and amount in the register in the back of the checkbook as soon as you tear the check out.

Our guide to balancing a checkbook covers the running-balance habit that keeps the math straight.

Common questions

Can I write a check for cents only?

Yes. Write 0.85 in the box and Zero dollars and 85/100 on the line.

Does a check expire?

Most banks treat a personal check as stale after six months, though they are allowed to honour one after that. If a check you wrote hasn't cleared in six months, contact the payee rather than assuming it's dead.

What if I don't have enough in the account?

The check bounces, your bank charges you an insufficient-funds fee, and the payee's bank usually charges them one too. Some states treat a knowingly bad check as a criminal matter.

Step-by-Step Guide

7 steps · about 4 minutes.Check off each step as you go and your progress saves automatically.

1

Know the Parts of a Check

0:45
Step 1: Know the Parts of a Check - How to Write a Check (Step-by-Step Guide)

Before you write anything, look at the blank check. Your name and address sit in the top-left. The date line runs along the top-right, with the amount box just below it. 'Pay to the order of' is the long line down the middle. The dollar-amount line is below that, and the memo and signature lines sit at the bottom.

Along the bottom edge you'll see two long numbers. The one on the left is your bank's routing number. The one on the right is your account number. The shorter number above the line (and again in the top-right corner) is the check number, which keeps your records in order.

Tip

If you're ever paying someone and don't have your phone handy, the routing and account numbers at the bottom of the check are the same ones you'd find in your banking app.

2

Write the Date

1:22
Step 2: Write the Date - How to Write a Check (Step-by-Step Guide)

Write today's date on the date line. Use the full four-digit year (2026, not '26). Abbreviating the year makes it easier for someone to change it later, so banks and accountants prefer the long form.

Want the check cashed later? Post-date it by writing a future date. Your recipient can hold it until then, though a post-date isn't a guarantee the bank will wait.

Tip

Avoid back-dating checks unless you genuinely lost track of time. Writing yesterday's date on a check you hand over today can create issues if the account balance shifts.

3

Fill In the Payee

2:05
Step 3: Fill In the Payee - How to Write a Check (Step-by-Step Guide)

On the 'Pay to the order of' line, write exactly who the money is going to. For a company, use the legal business name - ask if you're not sure. For an individual, use their first and last legal name, not a nickname or middle name.

Why the fuss? When your recipient tries to deposit the check, their bank matches the name on the check to the name on their ID. 'Mike' and 'Michael' can trip it up. Getting this right saves them a trip to the bank.

Tip

For rent or invoices, double-check the name on a past email or statement. Small businesses often operate under a name that's different from the one on their bank account.

4

Write the Amount in Numbers

2:23
Step 4: Write the Amount in Numbers - How to Write a Check (Step-by-Step Guide)

In the small box with the dollar sign, write the amount as a number with dollars and cents. For one hundred thirty dollars and sixty-nine cents, you'd write 130.69.

Start right up against the dollar sign. Any space you leave is room for someone to slip in a digit and turn 130.69 into 1,130.69.

Tip

If the amount is a round number, still write the cents. '50.00' is safer than just '50'.

5

Spell the Amount in Words

3:00
Step 5: Spell the Amount in Words - How to Write a Check (Step-by-Step Guide)

On the long line below the payee, write the dollars out in words and put the cents as a fraction over 100. One hundred thirty dollars and sixty-nine cents becomes One hundred and thirty dollars and 69/100. Banks treat the written amount as the official figure if the number and words ever disagree.

After the fraction, draw a straight line through any empty space on the line. That blocks anyone from tacking on extra words.

Tip

Writing a larger amount? Plan your spacing before you start so you don't run out of room halfway through.

6

Add a Memo

3:38
Step 6: Add a Memo - How to Write a Check (Step-by-Step Guide)

The memo line in the bottom-left is optional, but worth using. Write what the check is for: 'Invoice 332', 'April rent', 'birthday gift'. If you ever need to look back at your records, you'll thank yourself.

Some businesses ask you to put an account number in the memo so they can credit the payment correctly. If they ask, that's where it goes.

Tip

Never write sensitive info like a full Social Security number in the memo. The check passes through a lot of hands.

7

Sign the Check

4:00
Step 7: Sign the Check - How to Write a Check (Step-by-Step Guide)

Sign your name on the signature line in the bottom-right, exactly as it appears on your bank's records. An unsigned check isn't valid, so this is the step that turns a piece of paper into money.

Hand it over, and you're done. If you made a mistake anywhere along the way, don't just cross it out - void the check by writing 'VOID' in large letters across the front, and start again on a fresh one.

Tip

Keep your signature consistent across checks. A signature that looks nothing like the one your bank has on file can get a check flagged.

Keep going

How to Deposit a Check on Mobile (Step by Step)

Products Used

Your Guide

TruFinancials

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Question 1 of 5

Right way to write the date?

Quick reference

Key takeaways from How to Write a Check (Step-by-Step Guide)

5 questions, answers, and one-line explanations. Tap to expand.

  1. 1.Right way to write the date?

    Answer: Full four-digit year

    Use 2026 not '26. Abbreviated years are easier to alter later. Long form is what banks and accountants prefer.

  2. 2.Why start the dollar amount RIGHT against the $ sign?

    Answer: Stops digit insertion

    Any space you leave is room for someone to slip in a digit and turn 130.69 into 1,130.69.

  3. 3.If numeric and written amounts DISAGREE, which wins?

    Answer: Written words rule

    Banks treat the written amount as the official figure if number and words disagree. Draw a line through empty space.

  4. 4.What goes after the cents fraction on the words line?

    Answer: Line through space

    After 'and 69/100' draw a straight line through any empty space. Blocks anyone from tacking on extra words.

  5. 5.Made a mistake. Right move?

    Answer: Void it, write fresh

    Write 'VOID' large across the front, start fresh on a new check. Crossed-out checks risk rejection or alteration.

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