"Pogodbenikovi obratovalni stroški" pomenijo vse izdatke, ki so nastali po začetku komercialne proizvodnje pri izkoriščanju proizvodnega potenciala pogodbenega sektorja in s tem povezanih dejavnostih za opravljanje del iz pogodbe v skladu s splošno priznanimi obračunskimi načeli, vštevši med drugim fiksno letno pristojbino ali pristojbino za proizvodnjo, odvisno od tega, katera je večja, stroške za mezde, plače, podpore zaposlenim, material, storitve, prevoz, stroške predelave in trženja, obresti, komunalne storitve, varovanje morskega okolja, režijo in administrativne stroške, ki so v dejanski zvezi z dejavnostjo na podlagi pogodbe, in čiste izgube obratovanja, prenesene v prihodnost ali v preteklost, kot je določeno spodaj.
'Contractor's operating costs` means all expenditures incurred after the commencement of commercial production in the operation of the productive capacity of the area covered by the contract and the activities related thereto for operations under the contract, in conformity with generally recognised accounting principles, including, inter alia, the annual fixed fee or the production charge, whichever is greater, expenditures for wages, salaries, employee benefits, materials, services, transporting, processing and marketing costs, interest, utilities, preservation of the marine environment, overhead and administrative costs specifically related to operations under the contract, and any net operating losses carried forward or backward as specified herein.