(1) A person is to mark out land in respect of an application for a lease by (a) erecting on one of the corners of the land a post that (i) is not less than 100 millimetres across each way; and(ii) projects not less than one metre from the ground; and(b) affixing to the post a legible and durable notice stating the following:(i) the purpose of the lease;(ii) any category or type of mineral to be covered by the lease;(iii) the area of the land;(iv) the position of the notice in relation to the land;(v) the date of the marking out;(vi) the name and address of the applicant for the lease;(vii) the name and address of the person marking out the land.(2) Instead of erecting a new post for marking out, a person may use an existing tree or an existing post that (a) is not less than 100 millimetres across each way; and(b) projects not less than one metre from the ground.(3) An applicant for a lease is to lodge with the Registrar (a) a notice, in an approved form, of the marking out; and(b) a plan, in duplicate, showing the position of the datum post and approximate boundaries of the land.(4) A notice is to be lodged with the Registrar within (a) 7 days after the marking out; or(b) 7 days after giving public notice of the application in accordance with any conditions the Director determines under section 72(4) of the Act; or(c) any further period the Registrar may allow.(5) The area and boundaries of the land are to be calculated from the datum post.