LASORS say's
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E1.5 IR(A) RE-VALIDATION AND RENEWAL
Validity
An IR(A) is valid for a period of one year from the date
of issue or renewal, or from the expiry date of a current
IR(A) if revalidated in accordance with JAR-FCL
1.246(a).
Re-validation of an IR (A)
An IR(A) shall be revalidated within the three months
immediately preceding the expiry date of the rating.
Whenever possible, revalidation of an IR(A) shall be
combined with the proficiency check for revalidation of
a type or class rating
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