exhibit 4. 15 incorporation number c0866047 incorporation number incorporation number c0866047 c0866047 effective as of january 20, 2020 effective as of effective as of january 20, 2020 january 20, 2020 articles of fce fuelcell energy ltd. province of british columbia business corporations act 111491155 v1 table of contents article 1interpretation section 1. 1 definitions 1 section 1. 2 bca and interpretation act definitions applicable 2 section 1. 3 conflicts or inconsistencies 2 section 1. 1 section 1. 1 definitions definitions 1 1 section 1. 2 section 1. 2 bca and interpretation act definitions applicable bca and interpretation act definitions applicable 2 2 section 1. 3 section 1. 3 conflicts or inconsistencies conflicts or inconsistencies 2 2 article 2shares and share certificates section 2. 1 authorized share structure 2 section 2. 2 form of share certificate 2 section 2. 3 shareholder entitled to certificate or acknowledgement 2 section 2. 4 delivery by mail 2 section 2. 5 replacement of worn out or defaced certificate or acknowledgement 3 section 2. 6 replacement of lost, destroyed or wrongfully taken certificate 3 section 2. 7 recovery of new share certificate 3 section 2. 8 splitting share certificates 3 section 2. 9 certificate fee 3 section 2. 10 recognition of trusts 4 section 2. 1 section 2. 1 authorized share structure authorized share structure 2 2 section 2. 2 section 2. 2 form of share certificate form of share certificate 2 2 section 2. 3 section 2. 3 shareholder entitled to certificate or acknowledgement shareholder entitled to certificate or acknowledgement 2 2 section 2. 4 section 2. 4 delivery by mail delivery by mail 2 2 section 2. 5 section 2. 5 replacement of worn out or defaced certificate or acknowledgement replacement of worn out or defaced certificate or acknowledgement 3 3 section 2. 6 section 2. 6 replacement of lost, destroyed or wrongfully taken certificate replacement of lost, destroyed or wrongfully taken certificate 3 3 section 2. 7 section 2. 7 recovery of new share certificate recovery of new share certificate 3 3 section 2. 8 section 2. 8 splitting share certificates splitting share certificates 3 3 section 2. 9 section 2. 9 certificate fee certificate fee 3 3 section 2. 10 section 2. 10 recognition of trusts recognition of trusts 4 4 article 3issue of shares section 3. 1 board authorized 4 section 3. 2 commissions and discount