Once you've met all of the wagering requirements for the free bonus, then you'll be permitted to withdraw your winnings. If you are playing on a no deposit bonus without making a deposit, then their may be a limit on the amount of money from the free bonus that you can withdraw. Please check the terms & conditions for the no deposit bonus to see if their are any restrictions on the amount that can be withdrawn. Most of the no deposit bonuses come with a maximum amount that can be withdrawn, but their are a few that will allow you to withdraw any amount.
Once you've requested a withdraw of your winnings from the free bonus, you may be required to submit a scanned copy of your drivers license or passport as part of a fraud check and to verify that you are of legal age to gamble at the casino. Also, some of the online casinos will require that you make a minimum deposit before you can withdraw your winnings. The casinos wants to make sure that you are able to make a deposit and play their games for real money. At some of the casinos, the minimum deposit to meet this requirement is as little as $1.