Article 135 Federal Criminal Code

The penalty of one to twenty years of prison and a fine of up to fifty thousand pesos shall be applied to the person who:

I.- In any form or by any means invites a rebellion;

II.- Residing in territory occupied by the Government:

a)Conceals or aids the spies or scouts of the rebels, knowing that they are such;

b)Maintains relations with the rebels, in order to provide them with news concerning the military operations or others that are useful to them.

III.- Voluntarily serves an employment, position or commission in a place occupied by the rebels, unless he acts coerced or for humanitarian reasons.