Yes, If the details mentioned are Incorrect or incomplete in KYC then the Purchase can be rejected by the mutual fund company.
Related Question
How is NAV calculated?
I am unable to invest through FreeCharge
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How do I redeem my investment?
Can I redeem anytime?
What are the various payment options available for investing?
Will I be charged extra for investing through Freecharge
Is there any entry or exit load?
What is a Mutual Fund ?
What is the minimum and maximum withdrawal limit for Instant Redemption facility
Can Purchase be rejected due to Incomplete or Incorrect KYC?
Yes, If the details mentioned are Incorrect or incomplete in KYC then the Purchase can be rejected by the mutual fund company.