Show COMPANIES WARNED TO FILE TAX RETURN With 10 days remaining until the deadline only about 10 per cent of Utah corporations required to file lile federal deral capital stock tax ta returns have done so Ira N. N Hinckley collector collector collector col col- col- col lector of internal revenue re reported Saturday No general extension is being al allowed allowed allowed al- al lowed this year Mr Hinckley said and delinquent penalties will be as assessed assessed assessed as- as against all corporations which do hot file their returns by 31 July |