I'd imagine all the rules and regulations could be found on their website @
http://www.Iberia.com .
Update: Okay. I've found it for you on their website (see link above):
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HAND LUGGAGETourist Class:
The amount of hand or cabin luggage allowed on board is 1 Item not exceeding (height + width + length) 115 cm. (45¿), the total weight of which should be no more than 10 kg (
22 lb.).
As well as the applicable allowance, each passenger may take on board in his/her own custody and at no extra cost:
* A ladies' handbag or a small briefcase
* A coat, cape or travel blanket
* An umbrella or a walking-stick
* A pair of crutches
* A small camera/camcorder or a pair of binoculars.
* A carry-cot or a collapsible wheelchair (umbrella-type) which is normally carried free of charge in the hold, with an appropriate label.
* A laptop computer
Hand luggage should be placed in the overhead lockers, or under the passenger seat. That is why the sizes indicated above, must be strictly adhered to .
First Class, Business Class, IBPlus Platinum, IBPlus Gold and Iberia Club Fiesta
* Intercontinental flights : except flights from the USA or in transit from the USA
2 Items not exceeding (height + width + length) 115 cm (45"), the total weight of which does not exceed 18kg (40 lbs.).
* All other destinations:
1 Item not exceeding (height + width + length) 115 cm (45"), the total weight of which is no more than 14 kg (31lbs).
Exceptions:
- On flights on Iberia Regional Air Nostrum, specific regulations will apply, because of limitations on capacity
- In accordance with German civil aviation regulations, the maximum weight permitted for hand luggage is 8 kg
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Saludos, MadridMan