Which of the following is dealt with in Section 33 of the Industrial Relations Code, 2020?

In Chapter IV (Standing Orders) of the Industrial Relations Code, 2020, Section 30 deals with preparation of draft standing orders by the employer and the procedure for certification, Section 32 with appeals against the certifying officer's order, Section 33 with the date of operation of standing orders and its availability, and Section 35 with duration and modification of standing orders. Under Section 33(1) (formerly s.7 of the Industrial Employment (Standing Orders) Act, 1946), standing orders come into operation on the expiry of thirty days from the date on which authenticated copies are sent under Section 30(8), or, where an appeal is preferred, on the expiry of seven days from the date on which copies of the appellate authority's order are sent.