Section 42: Official Mark
The official mark on a postal article denoting that any postage or other sum is due in respect thereof to the Postal Service or to the postal administration of any foreign country shall be prima facie evidence that the sum denoted aforesaid is due.
Cite this section
Section 42, NIGERIAN POSTAL SERVICE ACT (1992).
https://repo.podus.ai/laws/nigerian-postal-service-act/section/42/