madrid catalonia stop send weekly financial account madrid defy demand spain central government region prove use public money promote independence drive decision follow series move block catalan referendum self-rule plan oct. prime minister mariano rajoy government declare illegal letter date sept. 13 catalan deputy governor oriol junqueras tell spanish budget minister cristobal montoro region would long comply obligation submit account every week say arrangement imply political control relate objectives budget stability purpose state legislation matter madrid order catalonia start provide weekly data july government warn region would lose access public fund find use state money organize vote spain regions pay tax central government give quota spend health education infrastructure catalonia one strong regional economies say system unfair referendum announce madrid warn catalonia risk lose access separate fund program set 2012 economic crisis hammer regional budget fail provide weekly account junqueras say letter administration commit financial stability would still collaborate montoro ministry continue account spend every month catalan government continue focus dialogue exercise democracy way resolve debate political relations catalonia spain letter say catalonia account around 20 percent spain gross domestic product receive 70 billion euros 83 billion fund madrid since 2012. catalonia refuse send weekly account madrid referendum