Identifying a gains group
by Stephen Relf
1. 75% subsidiaries
1.1. >=75% share capital
1.1.1. Owned by parent company ... or
1.1.2. ... owned by 75% subsidiary
1.2. Effective 51% subsidiary of principal company
1.2.1. >50% assets
1.2.2. >50% profits
1.3. Member of one group only
1.3.1. Tie-breaker
2. Principal company
2.1. Not 75% subsidiary of another company
2.1.1. Exception where due to 51% effective ownership test