SIGNIFICANT ACCOUNTING POLICIES (Tables)

6 Months Ended

Sep. 30, 2017

Amortization periods of intangible assets

Intangible assets consist primarily of goodwill, deferred financing costs and customer relationships and contracts. Customer relationships and contracts are amortized over 15 years straight-line.

Useful lives of property and equipment

Property and equipment are recorded at cost. Depreciation methods and periods for property and equipment are as follows:



Vessels	5 - 30 years straight-line
Leasehold improvements	7 - 11 years straight-line
Purchased software	3 years straight-line
Vehicles	20% declining-balance
Furniture and equipment	20% declining-balance
Computer equipment	45% declining-balance
Communication equipment	20% declining-balance

Open tax years

Lower Lakes Towing is currently under examination by the Canadian taxing authority for the tax years 2014 and 2015. The Company's primary U.S. state income tax jurisdictions are Illinois, Indiana, Michigan, Minnesota, Pennsylvania, Wisconsin, New Jersey and New York and its only international jurisdictions are Canada and its province of Ontario. The following table summarizes the open fiscal tax years for each major jurisdiction:



Jurisdiction	Open Tax Years (Fiscal Years)
Federal (U.S.A)	2014 – 2017
Various states	2013 – 2017
Federal (Canada)	2012 – 2017
Ontario	2012 – 2017