City have splashed out over a billion pounds on players since being purchased by the Abu Dhabi United Group almost a decade ago, including £215m during the most recent window. "PSG and Manchester City and in the past from Chelsea".
Girona were accused of trying to "cook the books" over five loan players sent there by City this summer by the La Liga chief.
'The LFP firmly condemns the insulting comments from La Liga president Mr Javier Tebas concerning Paris St Germain, ' a statement read.
Tebas wrote letters to European football's governing body on 22 August asking for both PSG and Manchester City, funded by Abu Dhabi United Group, to be fully investigated for benefitting from "state-aid" that is "irreparably harming the football industry".
The vast sums of money spent by Manchester City and Paris Saint-Germain on new players is "impossible" to justify, according to La Liga president Javier Tebas. These past few years Manchester City have paid out almost a thousand million on players, PSG £950m. What we have done is caught them peeing in the swimming pool.
But City were left furious over accusations made with regards to Pablo Maffeo, Aleix Garcia, Douglas Luiz, Marlos Moreno and Olarenwaju Kayode.
'These unworthy remarks are unbefitting an institution as respectable and successful as the Spanish league.
"The problem is when the income they report to cover their costs is not real", he said.
City hit back with a strong statement confirming they are seeking legal action against the Spanish league after Tebas also criticised their financial structure earlier in the week.
"We have seen the accounts of these clubs for the past five years, seeing income from gate tickets, TV rights and commercial income".