The AIP manual for IFR (Instrument Flight Rules) contains information relevant to operations under IFR. It contains rules and procedures relevant to IFR operations within the airspace managed by skyguide. The AIP lists all IFR aerodromes in Switzerland, along with their SID/STAR procedures. The manual complies with the ICAO Annex 15 rules for such publications. AIM services publishes changes to the AIP manual every 28 days. It is only available electronically via our briefing service www.skybriefing.com.