ANNEX TO THE CONVENTION : Regulations respecting the laws and customs of war on land #Section III : On military authority over hostile territory - Art. 52.
Art. 52. Neither requisitions in kind nor services can be demanded from communes or inhabitants except for the necessities of the army of occupation. They must be in proportion to the resources of the country, and of such a nature as not to involve the population in the obligation of taking part in military operations against their country.
These requisitions and services shall only be demanded on the authority of the commander in the locality occupied.
The contributions in kind shall, as far as possible, be paid for in ready money; if not, their receipt shall be acknowledged.