definiens: shall mean the gross amount in voiced for bona fide arms ’ length sales of IO Royalty Products in the Territory by or on behalf o f Regeneron, or its Affiliates or sublicensees to T hird Parties, less the following deductions, determined in accord ance with Regeneron ’s Accounting Standards, consist ently applied : ( a ) normal and customary trade, cash, quantity a nd free - goods allowances granted and taken directly with respect to sales of such IO Royalty P roducts ; ( b ) amounts repaid or credited by reason of defe cts, rejections, recalls, returns, rebates, allowances and billing errors ; ( c ) chargebacks and other amounts paid on sale o r dispensing of IO Royalty Products ; ( d ) Third Party cash rebates and chargebacks rel ated to sales of IO Royalty Products, to the extent allowed ; ( e ) retroactive price reductions that are actual ly allowed or granted ; ( f ) compulsory refunds, credits, rebates and co- pay assistance directly related to the sale of IO Royalty Products, accrued, paid or deducted purs uant to agreements ( including managed care agreemen ts ) or governmental regulations ; ( g ) freight, postage, shipment and insurance cos ts ( or wholesaler fees in lieu of those costs ) and customs duties incurred in delivering IO Royalt y Products that are separately identified on the in voice or other documentation ; ( h ) sales taxes, excess duties, or other consump tion taxes and compulsory payments to Governmental Authorities or other governmental char ges imposed on the sale of IO Royalty Products, whi ch are separately identified on the invoice or other docum entation ; 10 ( i ) as agreed by the Parties, any other specific ally identifiable costs or charges included in the gross invoiced sales price of such IO Royalty Produ ct falling within categories substantially equivale nt to those listed above and ultimately credited to customers o r a Governmental Authority or agency thereof ; and ( j ) invoiced amounts that are written off as unc ollectible in accordance with Regeneron ’s or its Affiliates ’ or sublicensees ’ respective account ing principles as applied consistently