https://www.easa.europa.eu/sites/def...u/Part-FCL.pdf
1)
FCL.070 Revocation, suspension and limitation of licences, ratings and certificates
(a) Licences, ratings and certificates issued in accordance with this Part may be limited, suspended or revoked by the competent authority when the pilot does not comply with the requirements of this Part, Part-Medical or the applicable operational requirements, in accordance with the conditions and procedures laid down in Part-ARA.
2)
[nothing noteworthy found in SUBPART F - AIRLINE TRANSPORT PILOT LICENCE — ATPL]
3)
FCL.625 IR — Validity, revalidation and renewal
(d) If the IR has not been revalidated or renewed within the preceding 7 years, the holder will be required to pass again the IR theoretical knowledge examination and skill test.