(1) An employer shall, on receipt by him from an inspector of a notice in writing addressed to him at the address at which he resides or carries on business and incorporating or having annexed to it a form of declaration, furnish on the said form of declaration such information as is demanded in the notice in respect of any contributor who is or has been in his employment and shall sign and otherwise complete the declaration and deliver the same by hand or by registered post to the inspector, within the time specified by the inspector, not being less than six days from the date of such notice.

(2) Where a notice under sub-article (1) is sent by post it shall be deemed to have been received by the person to whom it is addressed on the date on which it would be received in the ordinary course of post unless the contrary is proved.