How to Say ‘I am not sure’ at Work

If you need to express uncertainty at work without sounding weak or unprepared, the best approach is to use a phrase that shows you are thinking carefully and will follow up. Instead of saying “I am not sure,” which can sound vague or hesitant, you can say something like “I need to verify that before I give you a final answer.” This article gives you direct, professional alternatives for workplace conversations and emails, with examples and notes on tone and context.

Quick Answer: What to Say Instead of ‘I am not sure’

Use these phrases in professional settings:

• For meetings: “I want to double-check that before I confirm.”
• For emails: “I am not in a position to confirm that at this time.”
• For casual work chats: “Let me look into that and get back to you.”
• For polite uncertainty: “I am not entirely certain, but I can find out.”

Understanding the Problem with ‘I am not sure’

The phrase “I am not sure” is not wrong, but it can create problems in a workplace setting. It often sounds like you have not done your homework or that you are avoiding responsibility. In professional communication, you want to show that you are engaged and that you will take action to find the answer. The alternatives below help you do exactly that.

When ‘I am not sure’ is acceptable

There are times when the phrase is fine. For example, in a casual conversation with a close colleague or in a brainstorming session where no one has the answer yet. But in most formal or semi-formal situations, a more precise phrase works better.

Comparison Table: Casual vs. Formal Alternatives

Natural Examples for Workplace Speaking

Here are real-life examples you can adapt to your own conversations.

Example 1: During a team meeting

Instead of: “I am not sure if the budget covers that.”
Say: “I need to check the budget details before I can confirm whether that is covered.”

Example 2: In a one-on-one with your manager

Instead of: “I am not sure when the report is due.”
Say: “Could you clarify the deadline for the report? I want to make sure I prioritize it correctly.”

Example 3: Responding to a client question

Instead of: “I am not sure if we can do that.”
Say: “I will speak with our technical team and get back to you with a clear answer by end of day.”

Example 4: In a casual work chat (Slack or Teams)

Instead of: “Not sure, sorry.”
Say: “Good question. Let me check and I’ll reply here shortly.”

Common Mistakes to Avoid

Even when you use a better phrase, small errors can weaken your message. Watch out for these.

Mistake 1: Adding unnecessary apologies

Wrong: “I’m sorry, but I am not sure about that.”
Better: “I need to verify that before I give you an answer.”
Why: Apologizing for uncertainty makes you sound less confident. Only apologize if you made a real mistake.

Mistake 2: Using vague timeframes

Wrong: “I will get back to you soon.”
Better: “I will have an answer for you by 3 PM today.”
Why: “Soon” is not helpful. Give a specific time or deadline.

Mistake 3: Over-explaining

Wrong: “I am not sure because I haven’t seen the latest update and also I was out yesterday and the file is with another department.”
Better: “I need to check the latest update. I will follow up with the relevant department and get back to you.”
Why: Too much detail can confuse the listener. Keep it simple and action-oriented.

Better Alternatives for Different Contexts

Choose the right phrase based on who you are talking to and the situation.

For professional emails

• “I am not in a position to confirm that at this time.”
• “I will need to consult with the team before providing a definitive answer.”
• “Please allow me to review the details and I will respond shortly.”

For workplace conversations

• “Let me look into that and come back to you.”
• “I want to be careful with my answer, so let me check first.”
• “I am not entirely certain, but I can find out for you.”

For polite everyday phrases (casual but still professional)

• “I am not 100% sure, but I think it might be…”
• “Good question. I need a moment to think about that.”
• “I don’t have that information right now, but I can get it.”

When to Use Each Alternative

Understanding nuance helps you sound natural. Here is a quick guide.

• “I need to verify” – Use when you have access to the information but need a moment to check. It shows you are responsible.
• “I will investigate” – Use when the answer requires research or talking to others. It sounds proactive.
• “I am not in a position to confirm” – Use when you do not have the authority to give a final answer. It is polite and clear.
• “Let me check” – Use in casual or quick exchanges. It is friendly and direct.

Mini Practice: 4 Questions

Test yourself. Choose the best professional alternative for each situation.

Question 1

Your manager asks if the project will be finished by Friday. You are not sure.

Your answer: _________________________________

Suggested answer: “I need to check the team’s progress before I can confirm the Friday deadline. I will update you by tomorrow morning.”

Question 2

A client asks if you can offer a discount. You are not sure about company policy.

Your answer: _________________________________

Suggested answer: “I am not in a position to confirm discounts. Let me speak with my manager and get back to you within 24 hours.”

Question 3

A colleague asks you a technical question during a meeting. You do not know the answer.

Your answer: _________________________________

Suggested answer: “That is a good question. I want to give you an accurate answer, so let me look into it and follow up after the meeting.”

Question 4

You receive an email asking for data you have not reviewed yet.

Your answer: _________________________________

Suggested answer: “Thank you for your request. I will review the data and provide the numbers by the end of the day.”

Frequently Asked Questions (FAQ)

1. Is it ever okay to say ‘I am not sure’ at work?

Yes, but only in very casual or informal settings, such as with a close teammate or during a brainstorming session. In most professional situations, a more specific phrase is better.

2. What if I really have no idea about something?

Be honest, but frame it positively. Say something like “I don’t have that information right now, but I know who can help. Let me connect you.” This shows resourcefulness.

3. How do I say ‘I am not sure’ in an email without sounding rude?

Use a polite opening and a clear next step. For example: “Thank you for your question. I need to verify the details before I can give you a final answer. I will follow up by tomorrow.”

4. Can I use these phrases in a job interview?

Absolutely. If you are unsure about something in an interview, say “I want to give you an accurate answer. Could you give me a moment to think about that?” It shows thoughtfulness.

Final Tip for Real Learning

Practice one new phrase each day. For example, on Monday, use “I need to verify that” in a meeting. On Tuesday, use “I will investigate and get back to you” in an email. Over time, these phrases will feel natural. For more help with professional communication, explore our Workplace Speaking Phrases section. You can also check Polite Everyday Phrases for casual situations, or Professional Email Alternatives for written communication. If you have questions, visit our FAQ page or contact us.