Section 26 of the Principal Act is amended as follows:

(a) by inserting in subsection (1) ", or a sole practitioner who," after "partnership that" ;

(b) by inserting in subsection (2) ", sole practitioner" after "on the company" ;

(c) by inserting in subsection (2) "the sole practitioner or" after "by" ;

(d) by inserting in subsection (3) ", sole practitioner" after " subsection (2) , the Board may refuse to include the company" ;

(e) by inserting in subsection (3) ", sole practitioner" after "until the company" ;

(f) by inserting in subsection (3) ", sole practitioner" after "provided, the Board may refuse to include the company" .