Guys i badly need ur help..We are currently renting a place which is located along the street.And since it is a business location we are required to process and get business permit and with holding tax..But sadly i really dont have any idea on how to and where to start

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Questions:
1.What are the requirements on getting business permit and with holding tax?
2.Where do i start?
3. How much could it possibly cost me on getting a business permit for a carenderia ?
I will update this thread with further questions pa..S,amat kaayo nnyo guys ur help and time is highly appreciated Godbless