Relating to retirementARTICLE 1 REORGANIZATION AND RECODIFICATION PUBLIC RETIREMENT PLAN PURPOSEMaking technical corrections to and clarifications in and reorganizing and recodifying certain public retirement plan provisions; removing certain obsolete provisions; providing a normal retirement age savings clause, specifying the intent of the legislature to create a normal retirement age for persons first covered by the Minnesota state retirement system (MSRS), the public employees retirement association (PERA), the teachers retirement association (TRA) and the first class cities teachers retirement fund associations after a certain date to equal the retirement age in the federal social security law and reserving the right to amend the appropriate sections to conform to federal changes; specifying certain cross reference replacement instructions to the revisor of statutes; repealing certain obsolete provisions relating to certain Hennepin county and comprehensive employment and training act (CETA) employees, certain reorganized or recodified provisions and a certain law provision modifying interest and salary assumptions to resolve a revisor note ARTICLE 2 CONFORMING CHANGESMaking a conforming change to a certain statutory provision relating to exclusion from membership in firefighters relief associations (ra)