The FA says the ribbon is a "political message" which requires him to be charged with being in breach of kit and advertising regulations.
Guardiola, a supporter of Catalonia's efforts to secure independence from Spain, has worn the ribbon in a show of support for Jordi Sanchez and Jordi Cuixart, two members of the Catalonian government who were imprisoned in October.
The FA confirmed the sanction was for "wearing a political message, specifically a yellow ribbon".
As you would expect, that means a lot to Guardiola but the FA have very specific rules for showing off political messages.
According to reports made by the BBC this evening, the English Football Association (FA) have chose to bring charges against Pep Guardiola for wearing a yellow ribbon which breaches the organizations rules on kit and advertising etiquette.
Guardiola, whose side face Arsenal in the Carabao Cup final on Sunday, live on Sky Sports, has until 6pm on Monday, March 5 to respond to the charge.
Reporters suggest that Guardiola was told about the issues that the FA have with the ribbon numerous times this season.More news: Duke Realty Corp (DRE) Announces Quarterly Dividend of $0.20
More news: 'Dad' almost decapitates toddler son who interrupted his nap
More news: Hello, World! SpaceX Launches Demo Internet Satellites
'If it can happen to them then it can happen to us.
"Because, OK, they can suspend me for doing that, but the other people are in jail".
Understand The FA started speaking to Guardiola in Dec about the ribbon.
Guardiola is said to have ignored two warnings about wearing the ribbon on the touchline during games, the first being in November.
He's also been talked about in relation to Manchester United's Paul Pogba.