5.—(1) The Interpretation and Legislative Reform (Scotland) Act 2010 M1 is amended as follows.

(2) In section 1 (application of Part 1 of the Act), after subsection (1) insert—

“(1A) Subsection (1) is subject to section 14(2A) and (3).”

(3) In section 12 (references to EU instruments), in the heading, after “to” insert “ certain ”.

(4) In section 14 (references to other legislative provisions)—

(a)after subsection (2), insert—

“(2A) Where—

(a)there is a reference in—

(i)an Act of the Scottish Parliament the Bill for which received Royal Assent on or after IP completion day, or

(ii)a Scottish instrument made on or after IP completion day,

to any treaty relating to the EU or any instrument or other document of an EU entity, and

(b)the treaty, instrument or document referred to has effect by virtue of section 7A or 7B of the European Union (Withdrawal) Act 2018 (general implementation of remainder of EU withdrawal agreement etc.),

the reference, so far as required for the purposes of relevant separation agreement law, is a reference to the treaty, instrument or document as it so has effect (including, so far as so required, as it has effect from time to time).”,

(b)in subsection (3), at the beginning insert “ Subject to subsection (2A), ”,

(c)in subsection (5)—

(i)for “subsection (3) or” substitute “ subsections (2A) to ”, and

(ii)for “that subsection” substitute “ the subsection concerned ”,

(d)after subsection (5) insert—

“(6) In this section, “treaty” includes any international agreement (and any protocol or annex to a treaty or international agreement).”