Old Age Security. The Old Age Security pension is a monthly benefit available, if applied for, to most Canadians 65 years of age or over. Old Age Security residence requirements must also be met. An applicant's employment history is not a factor in determining eligibility, nor does the applicant need to be retired. Old Age Security pensioners pay federal and provincial income tax. Higher income pensioners also repay part or all of their benefits through the tax system.

Old Age Security. Federal income security program available to most Canadians age 65 or over. Employment history and retirement date are not factors in determining eligibility, however residence requirements must be met.

Old Age Security - Payments are made to eligible workers under legislation.

OLD AGE SECURITY. Federal program providing a universal, flat rate pension to all residents age 65 and over, regardless of need, who meet the residency requirements; also provides income-tested supplements.

Old Age Security. Old Age Security (OAS) is a universal, federal benefit provided to retired Canadians aged 65 and older.

Old Age Security. A pension payable to all persons age 65 of older, who meet both the income need and residency requirement in Canada. The OAS,GIS and SPA will be consolidated in 2001 and replaced with a new pension called the Senior's Benefit.

Organisation of American States

Organisation de l'Armée Secrete (Secret Army Organization – the right-wing terror organization which arose in the last phase of the Algerian war)

Organisation der Amerikanischen Staaten

Organization of American States, an international governmental organization formed by the states of North and South America for the protection of mutual security and interests.

Organisation for American States

Office Automation System. Operations strategy Organizational development (OD)

OFFICE AUTOMATION SYSTEMS. Serves the knowledge level of an organization.