CREATE OR REPLACE TRIGGER FORM.ADDRESS_AI
  AFTER INSERT
  ON FORM.ADDRESS
  REFERENCING 
    NEW AS NEW
  FOR EACH ROW
  WHEN (NEW.TYPE in ('R','L') and (NEW.ADDRESS_CORR is null or NEW.ADDRESS_CORR = '')) 
BEGIN ATOMIC
  update form.address address set address.address_corr = (

  with kaddress (ID_PERSON,TYPE,ONEADDRESS) as (
  select ....

 ),daddress (ID_PERSON,TYPE,ONEADDRESS) as (
  select ...

)
  select...

)
  where address.id_PERSON = new.ID_PERSON 
    and (address.start_date = new.START_DATE or address.START_DATE is null)
  ;
END;