A statement in writing that wages of any amount have been paid to a person during any period, purporting to be signed by or on behalf of his employer, shall, without further proof, be evidence of the facts alleged in the statement—
for the purpose of ascertaining the means of such person where a magistrates' court is determining the amount of a sum adjudged to be paid by a conviction or order of a magistrates' court;
on any application made by or against such person for the making of an order for the periodical payment of money such as is specified in Article 98(11) or for the variation, revocation, discharge, suspension or revival of such an order or in any proceedings under that Article for its enforcement.