To go on a safari in Jim Corbett National Park, you will need a permit. Here's how to get one:

1. You can book the permit online through the official website of the Jim Corbett National Park or through the official website of the forest department of Uttarakhand state.
2. Once you have selected the date and time of your safari, you will need to provide your personal details, including your name, address, and ID proof.
3. You will also need to select the type of vehicle you want to use for the safari. You can choose between a jeep or a canter.
4. The permit fee will depend on the type of vehicle you choose and the number of people in your group.
5. Once you have completed the booking process and paid the fee, you will receive a confirmation email with your permit.

It is recommended to book your permit in advance, as there is a limit on the number of visitors per day, and the permits tend to get booked out quickly. Also, note that the permit fees vary depending on the type of permit and the zones you select.

To book a Corbett jungle safari online, you can follow these steps:

1. Jim Corbett National Park Tour: https://www.jimcorbettwebsite.com/
2. On the home page, you will see various tabs, including "Online Booking" and "Jungle Safari". Click on the "Online Booking" tab.
3. Select the type of safari you want to book, i.e., jeep safari or canter safari.
4. Select the date and time slot of the safari. You can choose a morning or evening safari depending on your preference.
5. Enter the number of visitors, including adults and children.
6. Fill in your personal details, such as name, address, and contact number.
7. Pay the booking fee online using a debit or credit card or net banking.
8. After completing the payment process, you will receive a confirmation email with your booking details.
9. Print out the confirmation email and carry it with you on the day of the safari.

Note: Online booking for Corbett jungle safari can only be done through the official website of Jim Corbett National Park, and it is advisable to make the booking well in advance to avoid any last-minute hassles.