Yn lle is-adran (4) rhodder—

“(4)

The child is not to be taken to have failed to attend regularly at the school if the parent proves that the local authority have failed to discharge—

(a)

a duty to make transport arrangements in relation to the child under section 3 of the Learner Travel (Wales) Measure 2008, or

(b)

a duty to make travel arrangements in relation to the child under section 4 of that Measure.”