Downstream effects if any for no Revenue accounting on Contract Dist page for Rate based products

Hi -  It appears you can save and activate a contract without Revenue accounting information.  And for rate based lines, the contract should not be using that distribution anyway, but rather the accounting rules from the origininating project transaction.  We are wanting to make sure, if we leave the AR accounting blank for our match projects (which will have a rate plan to calculate overhead but will not bill) would have no ill down stream effects if we left that accounting blank.  We will have a UAR defaulted for everything whether it's billed or not.  For our billable projects we