(1)The Scottish Ministers may require any person who has made an application to them under section 3(2) to carry out a materials test.
(2)A verifier may require any person—
(a)who has under section 9 applied to the verifier for a building warrant or for an amendment to a building warrant,
(b)by whom a building is being or has been constructed in pursuance of a building warrant, or
(c)who has under section 17 submitted to the verifier a completion certificate,
to carry out a materials test.
(3)A materials test is such reasonable test as the requirement may specify of materials—
(a)forming part of, or
(b)used or proposed to be used in the construction of,
the building in question and includes a test of such materials in combination with other such materials and a test of the building as a whole.