20.—(1) Any person carrying out any of the following operations must be licensed to do so by the Welsh Ministers—
(a)marketing seed;
(b)packing, sealing or labelling seed;
(c)re-packing, re-sealing or re-labelling seed;
(d)preparing mixtures of seed for marketing;
(e)cleaning, treating or in any other way processing seed intended for marketing.
(2) But the requirement for a licence does not apply in relation to the marketing of—
(a)small packages of seed as defined in Schedule 3;
(b)unpacketed seed; or
(c)seed, as grown, for processing, provided the identity of the seed is ensured under paragraph 2 of Schedule 4.
21.—(1) The Welsh Ministers may license crop inspectors, seed samplers and seed testing stations to act under these Regulations.
(2) Before licensing a crop inspector or seed sampler the Welsh Ministers must be satisfied that the person is competent to act as such, and has passed an examination specified by the Welsh Ministers.
(3) Before licensing a seed testing station the Welsh Ministers must be satisfied that the station has adequate premises, qualified personnel and equipment to test for the purposes of these Regulations.
(4) A licensed crop inspector, seed inspector or seed testing station may charge reasonable fees for carrying out functions under these Regulations but may not derive any private gain in connection with the carrying out of such functions.
22.—(1) A licence must be in writing, and may be subject to such conditions as the Welsh Ministers consider appropriate.
(2) The Welsh Ministers may vary, suspend or revoke a licence by notice in writing at any time.