Introduction by county council of passenger charges for ferry service at harbour not unreasonable

Competition proceedings - application for judicial review - challenge to harbour charge fee imposed on passengers using applicant's ferry service to Aran Islands through introduction of new bye laws - whether particular charge is ultra vires - whether per capita charge manifestly unreasonable, disproportionate and discriminatory - whether charge constitutes an abuse of power by county council of its dominant position as sole provider of harbour services - whether charge a violation of constitutional guarantees - Arts 6, 15.2, 40.1, 40.3 and 43 - charges introduced for passenger and commercial transport services to recoup portion of annual operating costs of harbour - whether Oireachtas intended to allow respondent council to make a bye-law imposing such a charge having regard to its effects and consequences - evidence of experts concerning purpose and effect of charges - recent redevelopment of harbour using public funds - whether charge falls outside scope of delegated powers granted to the County Council - whether monetary amount of charge grossly unfair, disproportionate or excessive - whether discrepancy between fee charged to passenger vehicles compared to commerical vehicles arbitrary or unjustified - benefits accrued to applicant company from improved harbour - whether charge constitutes an 'unjust attack' on applicant ferry company's property rights - similar arguments and reasoning adopted in recent Rossaveel case - reliefs denied.