Has her department concluded drawing up a comprehensive budget for submission to the National Treasury of all the anticipated costs to be incurred by (a) her department and (b)(i) government entities and (ii) their suppliers for the completion of the digital migration process until analogue switch-off; if not, what is the reason for the delay in the completion of the specified budget; if so, (aa) on what date was it submitted to the National Treasury and (bb) what are the further relevant details?