Where does this code go?

Our website is set up as you must have an account to place an order and we locally deliver. We make a packing slip in quickbooks and then deliver on a certain day of the week. After we deliver we invoice the customer who for the most part are all on ...

Where does this go?

I need to remove the header from my home page only as this is a website you need an account to access. I do want the cart, logout, etc. from my header bar on all other pages.